21-05-2021
Biology

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Why might a unicellular organism need oxygen?

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bahadursher779 bahadursher779

21-05-2021

Answer:

Most organisms also need oxygen to survive. ... In unicellular organisms, oxygen diffuses across the cell membrane into the cell. Carbon dioxide diffuses out of the cell once the concentration of carbon dioxide is higher inside the cell than it is outside of the cell.

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