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What did organisms have to do once oxygen was introduced into the atmosphere ?

A. Live or die
B. Evolve
C. Erosion
D. Move to a location more suitable for living

User Rick
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1 Answer

3 votes

Answer:

Evolve

Step-by-step explanation:

Since organisms were not used to oxygen they could not survive. Organisms can't erosion, and they can't move to another planet, so they had to evolve.

User Jeffrey Yasskin
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