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MCAT Biochemistry Questions

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Biochemistry Subjects To Study For The MCAT are:
Amino Acids, Peptides and Proteins
Biological Membranes
Carbohydrate metabolism
Carbohydrate structure
DNA and RNA
Enzymes
Lipids and lipid metabolism
Nonenzymatic proteins
Regulation of metabolism

MCAT Biochemistry Questions

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25 Questions

1. What does it mean when we say the two strands of DNA are antiparallel?

A molecule with two R groups and 2 ether groups (-OR)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

2. What is beta oxidation?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.A molecule with two R groups and 2 ether groups (-OR)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)

3. Describe Native PAGE?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.A molecule with two R groups and 2 ether groups (-OR)

4. What is a ketal?

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)A molecule with two R groups and 2 ether groups (-OR)

5. What are Cerebrosides?

Glycosphingolipids with one sugar connected to sphingosine.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)

6. If prokaryotes use the Shine-Dalgarno sequence to recruit the small sub unit of the ribosome, how do eukaryotes do it?

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Eukaryotes use the 5' cap to recruit the small sub unit of the ribosome.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

7. What does it mean to reanneal DNA?

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)When DNA is brought back together after it has been denatured.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

8. Describe the metabolic changes associated with the Postprandial state.

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.This state is marked by greater anabolism than catabolism. It is also marked by increased blood sugar, which leads to an increase in insulin. Insulin leads to glycogen synthesis in the liver and muscle. Once gylcogen stores are filled, excess glucose is further converted into fatty acids and triacylglycerols in the liver. In the muscle, insulin stimulates the production of proteins from excess glucose.

9. What is the difference between NADPH and NADH?

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)NADH is an energy carrier used to generate ATP. NADPH is used in biosynthesis of large molecules, the immune system, and to protect against oxidative damage.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

10. What are the two most common isolation techniques for proteins?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.1. Electrophoresis 2. Chromatography

11. What is a frameshift mutation and what are the two types?

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)A frameshift mutation is a mutation that shifts the entire reading frame of the genetic information. 1. Frameshift Deletion - a base is deleted and the frame shifts down one base. 2. Framsehift Insertion - a base is added and the frame shifts up one base. Notice, if three bases were removed at once, the frame would actually be conserved.

12. What is meant by alternative splicing?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Depending on how a single transcript of hRNA is spliced, you can get different proteins. This is hypothesized to make it so we can fit more potential proteins into a smaller amount of DNA/RNA. For example, the same segment of DNA and the hRNA transcript that goes with it could be spliced 5 different ways to make 5 completely different proteins.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

13. What is the Q Cycle?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)The Q cycle is the 2 step transferring of electrons from CoQH2 to a CoQ molecule within the ETC that then reduces cytochrome c's in the inner membrane space. This is a little complicated, but basically the reason it happens is because CoQH2 has 2 electrons but can only transfer 1 at a time. The important thing to remember here is that the electrons provided by complex I and II are going to end up reducing cytochrome c.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

14. What are the RQ's for different fuel sources?

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)1. Carbohydrates - Around 1.0 2. Lipids - Around 0.7 3. Amino Acids - Around 0.8-0.9Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

15. What is the rate limiting step of the pentose phosphate pathway?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.The rate limiting step of the PPP is the conversion of Glucose-6 P and NADP+ to 6-Phosphogluconate and NADPH by Glucose-6P Dehydrogenase. This enzyme is activated by insulin because the abundance of sugar entering the cell means there is enough glucose to run the PPP for NADPH's.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

16. What is Collagen?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.A characteristic, trihelical fiber. This protein makes up most of the extracellular matrix of the connective tissue. It is found throughout the body and is important in providing both strength and flexibility.

17. Generally speaking, how does carboxylation affect proteins?

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Carboxylating proteins is usually done so that the protein can have calcium binding sites.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

18. What is substrate-level phosphorylation?

The anaerobic production of ATP in steps 7 and 10 of glycolysis. This is different from oxidative phosphorylation which is the generation of ATP from the proton gradient in the mitochondria.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

19. What is a flavoprotein?

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.A flavoprotein is a protein that is covalently bonded to FAD.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

20. Describe the special role played by proline in secondary structure

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Proline's rigid ring structure makes it unsuitable for inclusion in the middle of alpha helices and beta pleated sheets. When introduced into the middle of these structures, proline produces kinks in the secondary structure. However, proline's rigidity makes it useful at the start of alpha helices and in the turns taken by beta pleated sheets. These are the two locations one is likely to find proline.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)

21. What are Ketogenic Amino Acids?

Amino acids that can be converted into ketone bodies.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

22. At low ph, ionizable groups tend to be [protonated or deprotonated?]

Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)At low ph, ionizable groups tend to be protonatedBeta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.

23. What are the 3 main types of lipids?

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.1. Structural Lipids 2. Signalling Lipids 3. Energy Storage LipidsNative PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.

24. What are ion channels and what are the three types?

Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Proteins that create specific pathways for charged molecules. Ion channels can have different mechanisms for opening and closing, but they all permit facilitated diffusion of charged particles. 1. Ungated Channels 2. Voltage Gated Channels 3. Ligand Gated Channels

25. What is Euchromatin?

Remember, the 5' to 3' directionality is very important for the enzymes interacting with DNA. Antiparallel refers to the fact that the 5' to 3' direction for one strand is opposite of the other one.Beta oxidation is the process of breaking down Fatty Acids into acetyl CoA for use in the citric acid cycle. Just like Fatty Acid Synthesis, it is a cycle of reactions that produces NADH and liberates 2 carbon fragments of the fatty acid at a time.Native PAGE is when you place proteins in a PAGE Gel and generate the electric field with no other modifications to the proteins. This means that proteins will migrate according to their size and charge. This can be problematic, because a small protein with a low charge might end up moving about as fast as a big protein with a high charge. However, this can be useful, because the proteins were not modified and therefore retain their function and can be recovered. Native PAGE is best used on proteins that are known to be similar in either size or charge, so that the relative rates of velocity can be used to separate them based on their dissimilar characteristic (if the proteins have similar charge, then using Native PAGE helps determine the relative masses. Vice Versa.)Euchromatin refers to DNA that is wrapped loosely around histones. Euchromatin is light when viewed under microscope and is transcriptionally active, meaning RNA polymerase can interact with euchromatin to make mRNA.

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❤ If you liked Fatskills, consider supporting us by checking out The Life Manuals You Never Got.

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About | Explore | User Guide | Topics | Subjects | Doubt Solver | Career Aptitude Test | Answers | Free Tools | What Should We Know?
Privacy | Terms |

Without work one finishes nothing. - Ralph Waldo Emerson
© 2026 Fatskills.com