Based on fossil evidence, about how long ago did the first single-celled life form appear on Earth? 130 million years ago 1.5 billion years ago 2.5 billion years ago 4.1 billion years ago

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asked Feb 5, 2021 184k views

1 vote

Based on fossil evidence, about how long ago did the first single-celled life form appear on Earth?

130 million years ago
1.5 billion years ago
2.5 billion years ago
4.1 billion years ago

Based on fossil evidence, about how long ago did the first single-celled life form-example-1

Geography
high-school

Mhkeller asked

by Mhkeller

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7 votes

Answer:

The answer would be D or 4.1 billion years ago.

Step-by-step explanation:

Got it right on E D G E N U I T Y

Paludis answered Feb 8, 2021

by Paludis

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