20-02-2021
Health

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What are the front line barriers for keeping pathogens out of the body?

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randomuser777 randomuser777

20-02-2021

Answer:

the skin

Explanation:

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squishace squishace

20-02-2021

Answer:

Skin

Explanation:

Mucous membranes, and endothelia serve as physical barriers that prevent microbes.

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