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ki77a
[65]
3 years ago
13
1 ) HIV weakens the immune system by killing a. antibodies. c. helper T cells. b. B cells. d. killer T cells.
Biology
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answer:
kondaur
[170]
3 years ago
5
0
1.)<span>a. antibodies
2.)</span><span>b. its mechanism is well understood</span>
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