Biochemistry - Protein Synthesis
Exercise :: Protein Synthesis - Section 1
- Protein Synthesis - Section 1
| 21. |
Translation in prokaryotes begins by the formation of a 30S initiation complex between the |
| A. |
30S ribosomal subunit, mRNA, initiation factors and N-fMet tRNA | | B. |
30S ribosomal subunit, tRNA and initiation factors | | C. |
30S ribosomal subunit and mRNA only | | D. |
30S ribosomal subunit, mRNA and initiation factors |
Answer: Option A
Explanation:
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| 22. |
The anticodon of tRNA |
| A. |
binds to rRNA | | B. |
binds to an amino acid | | C. |
binds to the Shine Dalgarno sequence | | D. |
binds to an mRNA codon |
Answer: Option D
Explanation:
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| 23. |
The peptidyl transferase reaction occurs |
| A. |
on the large subunit | | B. |
on the small subunit | | C. |
between the subunit | | D. |
none of these |
Answer: Option A
Explanation:
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| 24. |
Processive synthesis is a characteristic feature of |
| A. |
all DNA polymerases. | | B. |
DNA Pol III at a replication fork. | | C. |
removal of RNA primers on Okasaki fragments. | | D. |
DNA mismatch repair |
Answer: Option B
Explanation:
|
| 25. |
Which site of the tRNA molecule binds to the mRNA molecule? |
| A. |
Anticodon | | B. |
Codon | | C. |
Amino acid | | D. |
5 prime end |
Answer: Option A
Explanation:
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