MCQOPTIONS
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MCQOPTIONS
This section includes 4 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. |
Transformation, transduction and conjugation occur in every bacterial cell. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
What is the strain of the Hfr+ cell where the F factor is integrated near the tbr and leu loci? |
| A. | Hfr H |
| B. | Hfr A |
| C. | Hfr B |
| D. | Hfr K |
| Answer» B. Hfr A | |
| 3. |
High frequency recombination cell contains an integrated F factor. What is the name of such a cell? |
| A. | Har cell |
| B. | Hra cell |
| C. | Hfr cell |
| D. | Hrf cell |
| Answer» D. Hrf cell | |
| 4. |
What is the percentage of DNA molecules taken up by competent cells during the transformation? |
| A. | 0.1-0.5 |
| B. | 0.3-0.4 |
| C. | 0.5-0.6 |
| D. | 0.2-0.5 |
| Answer» E. | |