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Mucus traps pathogens, therefore it acts as which kind of barrier? A. chemical

B. physical

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Mucus traps pathogens, therefore it acts as which kind of barrier? A. chemical

B. physi...

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Mucus traps pathogens, therefore it acts as which kind of barrier? A. chemical B. physical 20 point reward

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Another question on Health

Mucus traps pathogens, therefore it acts as which kind of barrier? A. chemical

B. physical

20 point reward