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azamat
3 years ago
7

PLEASE HELP EMERGENCY!! IF YOU ARE NOT 100% SURE ABOUT YOUR ANSWER DO NOT ANSWER THEN!! PLEASE!!

Biology
2 answers:
Dovator [93]3 years ago
8 0

Answer

It helps you breathe

Explanation:

wariber [46]3 years ago
5 0
It’s harmful to your body
(you breathe in oxygen and exhale carbon dioxide)
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