It weakens the immune system making it unable to defend itself against viruses and it also attacks the immune system..
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Answer:
Advanced Placement Biology is an Advanced Placement biology course and exam offered by the College Board in the United States.
Explanation:
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Virtually any behavior can have sociological imagination<span> applied to it.</span>
I believe it’s A I think, I think I’m right
The pericardial cavity separates the parietal and visceral pericardium
