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