Viruses – Section 1

6. When a virus enters a cell but does not replicate immediately, the situation is called

A. lysogeny
B. fermentation
C. symbiosis
D. synergism

Correct Answer: A. lysogeny

7. Usually viruses are separated into several large groups based primarily on

A. nature of the host
B. nucleic acid characteristics
C. capsid symmetry
D. diameter of the viroin or nucleocapsid

Correct Answer: A. nature of the host

8. The first step in infection of a host bacterial cells by a phage is

A. adsorption
B. absorption
C. penetration
D. replication

Correct Answer: A. adsorption

9. Which of the following viruses has not been associated with human cancer?

A. Hepatitis C virus
B. Hepatitis B virus
C. Varicella-Zoster virus
D. Herpes simplex virus type 2

Correct Answer: C. Varicella-Zoster virus

10. The viral nucleocapsid is the combination of

A. genome and capsid
B. capsid and spikes
C. envelope and capsid
D. capsomere and genome

Correct Answer: A. genome and capsid

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