Question

Why did cyanobacteria gain an advantage over their chemosynthetic competitors​

Answer 1

Hi there ,

your answer to this response is :

The proliferation of photosynthetic organisms in the fossil record suggests that the ability to perform photosynthesis was a great advantage, because sunlight, water, and carbon dioxide were abundant and easy to obtain. The oxidizing atmosphere was toxic to many organisms.

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FaithRawlins14