Biology, asked by nadamadejoym, 3 months ago

The body has different types of defences against pathogens 1 antibodies 2 hairs in the nose 3 mucus 4 skin Which defences help to prevent pathogens reaching the alveoli when breathing in?

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Answered by ayushwankhade88

3

mucus layer

Explanation:

The mucus layer traps pathogens (potentially infectious microorganisms) and other particles, preventing them from reaching the lungs

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