What does invading the host cell enable the virus to do?

A) increase its size

B) synthesize needed oxygen

C) obtain nutrients

D) reproduce

D) reproduce

Explanation:

When a virus invades a host cell, it simply enables the virus to reproduce by replicating several copies of its genetic materials.

Viruses have no life outside of a host cell, however, they come to life when they enter a living host cell.

In the host cell, they simply utilize the resources of the cell to make several copies of their own.

Viruses are parasites that are very harmful to all living cells.