I need help fast!! The purpose of the ______ system is to prevent foreign substances from entering the body and to attack foreign substances that are in the body. A.nervous B.immune C.excretory D.endocrine

I need help fast!!

The purpose of the ______ system is to prevent foreign substances from entering the body and to attack foreign substances that are in the body.

A.nervous

B.immune

C.excretory

D.endocrine

2 Answers

I need help fast!! The purpose of the ______ system is to prevent foreign substances from entering the body and to attack foreign substances that are in the body. A.nervous B.im…

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2 Answers

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