carolineandlily carolineandlily

09-11-2017
English

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26 points hurry

what is the body's first line of defense against pathogens.

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mastercookie55 mastercookie55

09-11-2017

The body's first line of defense against pathogens are skin, tears, saliva, stomach acids, cilia, and neutrophils.

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Аноним Аноним

11-11-2018

skin,wax in ears,skin and mucous membrane in the mouth and nose hope this helps

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