Question

Which of the following would have resulted from the functions of prokaryotes on early Earth?

Answer 1

Answer:

B. More oxygen gas became present in the atmosphere.

Explanation:

I took the test and got it right. :))

Answer 2

Hey!

Hope this helps...

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A user mentioned in the comments of one of the answers deleted: "its B" < The user (lolbae0806) had mentioned this...

So I believe the correct answer is:

B.) More oxygen gas became present in the atmosphere.