6) During viral infection, attachment is usually specific to aparticular cell ty

Question

6) During viral infection, attachment is usually specific to aparticular cell type because

a. The virus is attracted to the appropriate host cells by proteinssecreted into the
extracellular fluid
b. The virus recognizes and binds to specific molecules in thecytoplasm of the host cell
c. The virus recognizes and binds to specific molecules on thesurface of the host cell
d. The host cell produces channel proteins that provide passagewaysfor viruses to enter
the cytoplasm
e. The virus releases specific proteins that make holes in themembrane large enough for
the virus to enter

Explanation / Answer

The answer is (c.). This is the way all viruses gain entry into acell.

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