What three things do most viruses have in common

All viruses contain nucleic acid, either DNA or RNA (but not both), and a protein coat, which encases the nucleic acid. Some viruses are also enclosed by an envelope of fat and protein molecules. In its infective form, outside the cell, a virus particle is called a virion.

Explanation:

i looked it up:)

this would be a math

i think its white blood cells

i hope this