A virusʹs ability to infect an animal cell depends primarily upon the
A) presence of pili on the host cell wall.
B) enzymatic activity of a host cell.
C) host cellʹs ability to phagocytize viral particles.
D) presence of receptor sites on the cell membrane.
E) type of viral nucleic acid.

Question

Quizplus · Accepted Answer

A virus can infect an animal cell primarily if the cell has specific receptor sites on its membrane that the virus can bind to, allowing it to enter the cell.

A Virusʹs Ability to Infect an Animal Cell Depends Primarily