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NeX [460]
3 years ago
5

Which structures produce a fluid to protect the body in the first line of defense? Select four options.

Biology
2 answers:
noname [10]3 years ago
8 0
Skin, mouth, eyes, and mouth
Otrada [13]3 years ago
6 0

Answer: b,c,d,e.

Explanation: got them all right on my edgenui ty unit test

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