MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Polymerization of dNTP by DNA polymerase is in 3 5 direction. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
How is the strength of the interaction between primase and helicase which regulates the length of Okazaki fragments? |
| A. | Weak association short fragment |
| B. | Strong association short fragment |
| C. | Strong association long fragment |
| D. | Does not depend on strength of association |
| Answer» C. Strong association long fragment | |
| 3. |
Association of primase with DNA template is brought about by the interaction of primase with _________________ |
| A. | Dna polymerase III |
| B. | Clamp-loader complex |
| C. | Helicase and SSB protein |
| D. | protein |
| Answer» D. protein | |
| 4. |
Binding of polymerase III and helicase ensures helicase efficiency. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
DNA polymerase III holoenzyme does not need to interact with the helicase during replication. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
The formation of the phosphodiester bond is an example of _________ reaction. |
| A. | SN1 |
| B. | SN2 |
| C. | E1 |
| D. | E2 |
| Answer» C. E1 | |
| 7. |
A complete DNA polymerase III holoenzyme contains ____________ subunits. |
| A. | 2 |
| B. | 4 |
| C. | 6 |
| D. | 8 |
| Answer» D. 8 | |
| 8. |
With respect to DNA polymerase holoenzyme pick the odd one out. |
| A. | 2 copies of DNA polymerase III |
| B. | 5 protein complex |
| C. | Presence of ATP |
| D. | Presence of DNA |
| Answer» E. | |