Question

when was the first life originated and how?​

Answer 1

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$\huge\underline{Answer:}$

The first living things on Earth, single-celled micro-organisms or microbes lacking a cell nucleus or cell membrane known as prokaryotes, seem to have first appeared on Earth almost four billion years ago, just a few hundred million years after the formation of the Earth itself.

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Answer 2

0.2×6.023×10^23 this is my valuable answew