Why is the common cold virus difficult to cure in humans? (1 point)
A. • It is a spherical-shaped virus with many protein receptors:
B. • It is caused by a special type of virus called a retrovirus.
C. • It possesses a viral genome that mutates very quickly.
D. • It attacks white blood cells that fight off foreign bodies.
1 answer
C. • It possesses a viral genome that mutates very quickly.
1 answer