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Author Question: An anoxic atmosphere was needed for life to first form on Earth. a. True b. ... (Read 68 times)

B

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on: Aug 22, 2018

An anoxic atmosphere was needed for life to first form on Earth.
  a. True
  b. False



Question 2

Earths early atmosphere was similar to the present day atmosphere, composed mostly of oxygen and nitrogen.
  a. True
  b. False



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medine

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Reply #1 on: Aug 22, 2018
Answer to Question 1

True

Answer to Question 2

False


B

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Reply 2 on: Aug 22, 2018
:D TYSM

dantucker

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Reply 3 on: Yesterday
Gracias!

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