s9a7vanbethpadison s9a7vanbethpadison

15-03-2016
Biology

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What factor made evolution more very slowly for the first two billion years of life on earth?

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15-03-2016

it was an asteroid that came to earth two billions years ago and scientists says that there might be another one coming.so we might live in space for a couple of months or years. so that why the dinosaur die.

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