thecakebro thecakebro

29-11-2016
Biology

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what is the bodys first line of defense against pathogens? A white blood cells B mucous membranes C lymph nodes D red blood cells

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Аноним Аноним

29-11-2016

The body's first line of defense against pathogens are mucous membranes, as they prevent bacteria from entering the body. Hope this helps!

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PrinceBrainly PrinceBrainly

29-11-2016

Hello there.

What is the bodys first line of defense against pathogens?

A) white blood cells

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