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g100num [7]
3 years ago
9

How did the evolution of photosynthetic prokaryotes affect the level of oxygen in the atmosphere?

Biology
1 answer:
Brut [27]3 years ago
4 0

Answer: effects of the evolution of photosynthesis. Photosynthetic organisms dramatically increased atmospheric oxygen levels between 2 and 2.5 billion years ago. This change created selective pressure favoring organisms that used oxygen to produce energy-containing molecules.

change the wording a little bit.

Explanation:

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