arturo51 arturo51

03-12-2018
Biology

contestada

Based on radiometric dating and the rock and fossil record, scientists have concluded that life has been present on Earth A. for about 1 billion years. B. for about 50,000 years. C. for no more than 10 million years. D. for at least 3.5 billion years.

Respuesta :

kristoff4545 kristoff4545

03-12-2018

I think the answer would be D

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FlorenceJoseph122 FlorenceJoseph122

05-02-2019

for at least 3.5 billion years.

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