English, 12.12.2020 16:00 markaylarowland8
Animals breathe in oxygen and breathe out carbon dioxide. Where does the carbon dioxide come from?
A. it is produced during photosynthesis
B. it is a product of cellular respiration
C. it is needed to create energy for cells
D. it is created when plants are consumed
Answers: 1
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Animals breathe in oxygen and breathe out carbon dioxide. Where does the carbon dioxide come from?...
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