MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Vector Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are dominant selectable markers? |
| A. | Drug-resistance genes |
| B. | Inducing genes |
| C. | Exogenous genes |
| D. | Endogenous genes |
| Answer» B. Inducing genes | |
| 2. |
Phage DNA enters the cell by a process in which ________ and replication are tightly coupled. |
| A. | Encapsulation |
| B. | Decapsidation |
| C. | Translation |
| D. | Transcription |
| Answer» C. Translation | |
| 3. |
How many phage particles are released per generation upon coliphage infection? |
| A. | 10 |
| B. | 100 |
| C. | 500 |
| D. | 1000 |
| Answer» E. | |
| 4. |
The filamentous single-stranded phages infect only _________________ |
| A. | Fungi |
| B. | Mammals |
| C. | Plants |
| D. | Enteric bacteria |
| Answer» E. | |
| 5. |
The complete nucleotide sequences of fD and M13 are ___ percent identical. |
| A. | 25 |
| B. | 97 |
| C. | 40 |
| D. | 65 |
| Answer» C. 40 | |
| 6. |
What is the average size of single-stranded vector? |
| A. | 6400 nucleotides |
| B. | 1200 nucleotides |
| C. | 2500 nucleotides |
| D. | 5500 nucleotides |
| Answer» B. 1200 nucleotides | |
| 7. |
Coliphages are single-stranded vectors. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Which of the following is not a filamentous coliphage vector? |
| A. | M13 |
| B. | Lambda |
| C. | F1 |
| D. | Fd |
| Answer» C. F1 | |