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Author Question: Eras are divided first into smaller time units called ______________. Fill in the blank(s) with ... (Read 28 times)

biggirl4568

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on: Jul 28, 2018
Eras are divided first into smaller time units called ______________.
 Fill in the blank(s) with correct word

Question 2

The term age of ancient life is sometimes used to refer to the ______________ era.
 Fill in the blank(s) with correct word


jsm54321

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Reply #1 on: Jul 28, 2018
Answer to Question 1

periods

Answer to Question 2

Paleozoic


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