Host specificity of a virus is due to
A) differences in size between the virus and the host cell.
B) the presence of an envelope.
C) the presence or absence of a cell wall on the host cell.
D) particular genes that it shares with the infected cell.
E) interactions between viral and cellular surface molecules.

Question

Quizplus · Accepted Answer

Host specificity of a virus is primarily determined by the interactions between viral surface proteins and specific receptors on the host cell surface. These interactions dictate which cells a virus can infect.

Host Specificity of a Virus Is Due to