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Earth science

What prevents life from developing on land before Earth’s atmosphere contained a significant portion of oxygen?

(1) All land locations were too hot for life to exist.
(2) All terrestrial environments were too cold for life to even exist.
(3) All forms of life require atmospheric oxygen for their vital processes.
(4) The land received too much harmful solar radiation.

My answer is 2, thinking of the ice age.

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KaiCaster

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