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

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15-06-2021
Biology

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

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validdlay validdlay · Answer 1 · 2021-06-15T15:31:25+02:00

validdlay validdlay

15-06-2021

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.

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