MCQOPTIONS
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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Virology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Rec A protein prevents the accumulation of cI protein. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Temperate phage can adopt only the lytic or replication cycle. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
The site of latency for CMV is ____________ |
| A. | B cells |
| B. | Salivary glands |
| C. | Ganglion |
| D. | Epithelium |
| Answer» C. Ganglion | |
| 4. |
The primary acute infection caused by HSV-1 is _____________ |
| A. | chicken-pox |
| B. | genital lesions |
| C. | stomatitis |
| D. | glandular fever |
| Answer» D. glandular fever | |
| 5. |
The delayed infection of EBV causes _____________ |
| A. | glandular fever |
| B. | swelling |
| C. | pain |
| D. | lesions |
| Answer» B. swelling | |
| 6. |
LATs are _____________ |
| A. | introns |
| B. | proteins |
| C. | exons |
| D. | fatty acids |
| Answer» B. proteins | |
| 7. |
The critical component in the SOS response is ______________ |
| A. | Lex A |
| B. | Rec A |
| C. | Rec B |
| D. | Lex B |
| Answer» C. Rec B | |
| 8. |
Which of the following is a recombination site in the phage DNA? |
| A. | att P |
| B. | int |
| C. | gal |
| D. | lox |
| Answer» B. int | |
| 9. |
The single-stranded regions in lambda phage are called _______________ sequences. |
| A. | cro |
| B. | cos |
| C. | lox |
| D. | cre |
| Answer» C. lox | |
| 10. |
The bacteria carrying the phage DNA are called ________________ |
| A. | prophage |
| B. | temperate phage |
| C. | lysogens |
| D. | bacteriophage |
| Answer» D. bacteriophage | |
| 11. |
Which of the following viruses are best known for latent infections? |
| A. | Rhinovirus |
| B. | Herpesvirus |
| C. | Poliovirus |
| D. | HIV |
| Answer» C. Poliovirus | |