missi0519 missi0519

03-05-2022
Biology

contestada

According to many scientists, which of these probably caused a major change in the composition of Earth's atmosphere? F the weathering of mountains G the appearance of amphibians H the breakup of the continent Pangaea J the appearance of photosynthetic organisms

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2wicedate 2wicedate

03-05-2022

Answer:

J the appearance of photosynthetic organisms

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