MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Microbiology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following enzyme is used to join the DNA fragments together? |
| A. | polymerases |
| B. | exonuclease |
| C. | endonuclease |
| D. | ligase |
| Answer» E. | |
| 2. |
Photoreactivation can cause repair of DNA damaged by which of the following mutagens? |
| A. | UV rays |
| B. | X-rays |
| C. | Nitrous acid |
| D. | Base analogs |
| Answer» B. X-rays | |
| 3. |
Acridine orange is which type of mutagen? |
| A. | base analog |
| B. | chemical compounds |
| C. | intercalating agents |
| D. | transposons |
| Answer» D. transposons | |
| 4. |
Base analogs have the same hydrogen-bonding properties as the normal bases. |
| A. | True |
| B. | False |
| Answer» C. | |