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OpenStudy (lena772):
Which of the following was most likely responsible for the fact that organic molecules no longer form spontaneously on Earth? The amount of UV radiation increased. The amount of oxygen in the atmosphere increased. Water accumulated in the oceans. Earth's surface temperature warmed.
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OpenStudy (anonymous):
i guess it is B
OpenStudy (lena772):
Me too thank you
OpenStudy (anonymous):
I know this is late, but I feel its A but never mind its real late and btw what was the answer?
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