Biology, 03.05.2021 21:50 labrandonanderson00
fight harmful or poisonous substances including alcohol and formal dehydrate. Occasionally, the immune system loses its ability to distinguish friend from foe, that is to tolerate self antigens, while still recognizing and attacking foreign antigens. This puzzling phenomenon is called .
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fight harmful or poisonous substances including alcohol and formal dehydrate.
Occasionally, the im...
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