Respuesta :

Answer:

A- it evolves

They even tend to evolve faster than their hosts the humans .

Explanation:

What is a Virus Quick Check

1. It evolves

2.Unicellular organisms have a cell membrane made from a lipid bilayer; viruses have a protein coat.

3.A virus injects its genetic material into the host cell, copies itself, and then forms new viruses that burst out of the host cell.

4.The host cell is destroyed during the lytic cycle.

5.They should get the flu vaccine because viruses mutate.

I hope this helped!