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Nastasia [14]
3 years ago
5

PLS HELP ASAP, ILL MARK BRAINLIEST IF ITS A REAL ANSWER. LOOK AT THE PICTURE.

Biology
1 answer:
Umnica [9.8K]3 years ago
5 0

Answer:

answer 1: because they harm us

answer. 2: they help with extra protection

answer 3: skin, eyes, nose, backbone

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