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9966 [12]
3 years ago
12

Why do you think diseases vary from generation to generation?

Biology
1 answer:
dimaraw [331]3 years ago
3 0

Answer: The virus weakens as time passes.

Explanation:  The virus will weaken continuously during transmission, and  will reduce its toxicity after several generations of transmission, without causing much harm to the human body.

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composition:

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