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On a cellular level, why do we need to breathe? a Our cells need oxygen b Our cells need glucose c Our lungs are empty d Our cells need carbon dioxide
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3 votes
On a cellular level, why do we need to breathe?

a
Our cells need oxygen
b
Our cells need glucose
c
Our lungs are empty
d
Our cells need carbon dioxide

User Celsomtrindade
by
7.5k points

1 Answer

2 votes

Answer:

A. Our Cells need Oxygen

User IkiK
by
8.0k points
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