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Molecular Biology Practice Test: Protein Synthesis
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Protein Synthesis topics include: Protein synthesis overview, amino acids chains, cells decoding machine, three possible reading frames exist, tRNA occupies three sites during elongation of the polypeptide, protein synthesis mistranslation, proteins post translational modifications and degradation. Protein synthesis is the process of creating protein molecules.  It involves the following steps: Amino acid synthesis: A set of biochemical processes that produce amino acids from carbon sources like glucose Transcription: The transfer of genetic instructions in DNA to mRNA in the... Show more
Molecular Biology Practice Test: Protein Synthesis
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25 Questions

1. The only fidelity testing of the translation is by observing the energy difference involved in the correct and incorrect base pairing.
2. For the translation to be initiated which of the following does not occur?
3. How many channels are observed in a ribosome molecule?
4. If the insertions of three nucleotides occur in a consecutive manner it causes which of the following type of mutation?
5. Shine – Dalgarno sequence is also known as the __________
6. Nonsense mutation is also known as ___________
7. How many types of tRNA synthetases are found?
8. Which of the following disease is caused by missense mutation?
9. The activation of GTPase activity of the enzyme EF-Tu occurs after its binding to the aminoacylated tRNA.
10. The subunit association with the mRNA occurs before tRNA recruitment in the case of both eukaryotes and prokaryotes.
11. How many mechanisms are involved in the maintenance of the fidelity of translation?
12. How many major components are used for the process of translation?
13. The end of all tRNAs is ___________
14. Which of the following parts of the mRNA determines the specificity of the amino acid attached?
15. The ribosome is designed in such a way so as to keep up with the speed of the RNA polymerase.
16. Which of the following is not the function of IF3?
17. The same number of auxiliary proteins is used to drive the initiation process of both prokaryotes and eukaryotes.
18. The channel for the entry of the mRNA into the decoding center is a crucial feature for the proper decoding of them RNA.
19. The large ribosomal subunit in prokaryotes has the sedimentation velocity of ___________
20. Which of the following is the slowest process among the following?
21. Recognition of mRNA by 43S pre-initiation complex is mediated by the enzyme ___________
22. The set of tRNA determinants that enable synthetases to discriminate among tRNAs are called ___________
23. The amino acid is the signal sequence in any polypeptide chain for ____________
24. The 3 dimension structure of an adaptor molecule of translation is revealed to be ___________
25. The phenomenon of translating two a protein by two ribosomes is known as translational coupling.