Question

9. What is the first event that occurs when a virus infects a host cell?

A The virus destroys all of the host cell's DNA.
B The virus attaches to the host cell's membrane.
C The virus transports its genes across the host cell's membrane.
OD The virus injects its genes into the host cell's DNA.


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Answer 1

B

Step-by-step explanation:

Answer 2

B

Step-by-step explanation:

first it attaches to the host cell membrane