thesmartkid4 thesmartkid4

25-06-2020
Biology

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Explain why algae swim up from the bottom of a pond during an afternoon

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25-06-2020

Explanation:

What happens during daytime is, oxygen that gets trapped between filaments of algae, moves them to the surface and during night as O2 is not produced, they slowly sink to lower depths, and you don't see them

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