The virus that causes rabies,and the rhinovirus that causes the common cold are both considered true pathogens; the degree of pathogenicity is determined by their ________.

Question

Quizplus · Accepted Answer

Virulence is a measure of the severity of a disease caused by a pathogen. Therefore, the degree of pathogenicity of a virus is determined by its virulence. The protein coat and envelope are physical structures of the virus, while infectivity refers to the ability of the virus to infect cells.

The Virus That Causes Rabies,and the Rhinovirus That Causes the Common