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Leya [2.2K]
4 years ago
8

AIDS is a collection of infections and cancers that occurs because HIV weakens the body’s primary system of defense, exposing ot

her systems in the body to damage. What is this primary system of defense?
a the nervous system
b the circulatory system
c the respiratory system
d the immune system
Health
1 answer:
just olya [345]4 years ago
8 0
I think the answer is a
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