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Doss [256]
3 years ago
13

when you breathe in air you bring oxygen into your lungs and blow out. A.Carbon dioxide B.oxygen C.carbon monoxide D.hydrogen​

Biology
2 answers:
Scrat [10]3 years ago
8 0

Answer:

Carbon dioxide

7nadin3 [17]3 years ago
3 0

Answer:

Carbon Dioxide

Explanation:

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