ridenerkyleigh ridenerkyleigh

15-12-2020
Health

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what's the body's second line of defense against a pathogen

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jrodriguez115 jrodriguez115

15-12-2020

Answer:

through a cut in your skin, an infection develops. The second line of defence is a group of cells, tissues and organs that work together to protect the body. This is the immune system

Explanation:

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