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enot [183]
3 years ago
15

Based on fossil evidence about how long ago did the first single celled life form appear on earth

Biology
2 answers:
kirza4 [7]3 years ago
7 0

about 3.5 billion years ago

mark me brainliest

larisa [96]3 years ago
5 0

The first single celled life form appeared on earth roughly about 3.5 billion years ago

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