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Microorganisms: Viruses

Microorganisms: Viruses

Microorganisms: Viruses: '80s Retrovirus Party True or False

1. Which of the following is MOST important in controlling virus infections?B cells
2. Why aren’t viruses that have latent stages of replication ever completely cleared by the immune system?They stop replicating for indefinite periods of time.
3. What is responsible for presenting virus antigens for recognition by the immune system?MHC
4. What are some reasons that some antivirals are not as useful against viruses as vaccines?Antivirals can be more toxic than vaccines.
5. Which of the following viruses would be more ideal to design an antiviral drug rather than a vaccine?All would be ideal antiviral targets.
6. Which of the following viruses would be the most restricted by tetherin?An enveloped virus
7. Which of the following viruses would be restricted by APOBEC?Retrovirus
8. Which of the following is NOT an immune defense mechanism against virus infection?Virus receptors
9. Which of the following is an example of antigenic shift?Recombining of segmented genomes
10. Which of the following reasons explains why smallpox was an ideal candidate to develop a vaccine against?Existing weakly pathogenic forms