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Author Question: Life emerged from the oceans about _________ billion years ago. Fill in the blank(s) with correct ... (Read 90 times)

cherise1989

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on: Jul 27, 2018
Life emerged from the oceans about _________ billion years ago.
 
  Fill in the blank(s) with correct word

Question 2

Life forms became large and complex during the ______________ period.
 
  Fill in the blank(s) with correct word


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InfiniteSteez

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Reply #1 on: Jul 27, 2018
Answer to Question 1

0.4

Answer to Question 2

Cambrian (not the Cambrian explosion)


cherise1989

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Reply 2 on: Jul 27, 2018
Excellent

ryansturges

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Reply 3 on: Yesterday
Wow, this really help

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