MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the holiday junction? |
| A. | The site of strand break |
| B. | The site of heteroduplex DNA formation |
| C. | Formation of a crossing over complex |
| D. | The site of strand invasion |
| Answer» D. The site of strand invasion | |
| 2. |
Recombination regulates the function of genes. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Homologous recombination does not provide ____________ |
| A. | Genetic variation |
| B. | Sequence retrieval |
| C. | Restart of stalled replication |
| D. | Random base incorporation |
| Answer» E. | |
| 4. |
When two genes on a chromosome are inherited without any record of recombination the genes are said to be ____________ |
| A. | Silenced |
| B. | Joined |
| C. | Coordinated |
| D. | Linked |
| Answer» E. | |
| 5. |
The frequency of crossing over between two genes on the same chromosome is independent of their position. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Homologous recombination in germ cells occur in the ____________ phase. |
| A. | Leptotene |
| B. | Zygotene |
| C. | Pachytene |
| D. | Diplotene |
| Answer» D. Diplotene | |