Virar envelope
How do immunizations work with viruses?
A
They cure the person by killing the virus cells and preventing the
symptoms.
B
They show the body virus pieces to prepare it to fight that virus in
the future.
C
They treat all of the symptoms of the virus so that they are not as
severe.
D
They provide a chemical that keeps any virus from infecting the
cells.
6.
What is the main reason that viruses are intensidered to be livin