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SIZIF [17.4K]
2 years ago
10

Single-celled organisms need the following to survive

Medicine
1 answer:
BlackZzzverrR [31]2 years ago
7 0
Most organisms need oxygen to survive. The chemical reactions that allow organisms to obtain energy from food use oxygen and release carbon dioxide as a waste product. This means that there must be a steady exchange of oxygen and carbon dioxide into and out of the cell.
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