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:
|
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:
|
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:
|
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:
|