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20 April, 21:03

Which of the following is an unanswered question about life on Earth? How long has life existed on Earth? What were early forms of life like? Did early life arise spontaneously or did it come from space? How does evolution occur?

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Answers (2)
  1. 20 April, 22:46
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    I think it is the did early life one
  2. 21 April, 00:16
    0
    Did early life arise spontaneously or did it come from space?
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