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4 votes
Animals use oxygen in the process of _____ and make more CO2

what goes in the blank??

User Ckal
by
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2 Answers

3 votes
The correct answer is respiration.

Hope this helped.

If you need to me to explain just ask :).
User Markus Proske
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8.4k points
1 vote
The blank is respitation
User Zjor
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8.0k points