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Cell Biology Practice Test: Chemical Basis of Life
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Avg score: 74% Most missed: “Which of the following is released when a Hydrogen atom loses an electron?”
Topics include: Acids, Bases & Buffers, Carbohydrates, Lipids, Proteins, Nucleic Acids, Protein Misfolding, Chaperones, & Macromolecules. The chemical basis of life includes the following elements: Carbon: The foundational element for life on Earth. Carbon is the fourth most abundant element in the universe and is present in all living things. It is the chief building block of all biomolecules. Oxygen: The most abundant element in the human body, making up 65% of it. Hydrogen: Abundant in the body because it is up to 60% water. Nitrogen: A major element in the chemical basis of... Show more
Cell Biology Practice Test: Chemical Basis of Life
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25 Questions

1. Carbonic acid and bicarbonate ions buffer which of the following?
2. Eukaryotic subunits are not capable of self-assembly.
3. Amino acids used in the synthesis of proteins on a ribosome are ________________
4. Fatty acids that lack double bonds are call saturated.
5. The compounds which have same chemical reactivity but structures which are mirror images of each other are known as ____________
6. What are the types of nucleic acids are found in living organisms?
7. Amyloid is a ____________
8. Enzyme lactase is found in ______________
9. How many types of nucleotides are present in DNA?
10. A solution having a pH of 6 has a proton concentration of _______
11. TriC is a _____________
12. Which types of bonds are found in sugars?
13. Which of the following is released when a Hydrogen atom loses an electron?
14. TMV particles are not capable of self-assembly.
15. ATP and GTP are __________
16. Chaperones bind to which type of amino acid residues in the protein?
17. Which protein of the smaller subunit of bacterial ribosome was found to have a function in ribososme assembly?
18. Which types of bonds are found in fats?
19. Which type of carbohydrates lead to the formation of glycolipids and glycoproteins?
20. What are molecular chaperones?
21. Which protein is involved in Creutzfeld-Jacob disease (CJD)?
22. The longest known polypeptide is of the muscle protein called __________
23. Heptoses are __________
24. Sucrose and lactose are _____________
25. Which residues are present in histone proteins?