The first cellular form of life did not possi | vedclass

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(A) According to the theory of chemical evolution,the Earth was formed about $4.5$ billion years ago. Life appeared about $500$ million years after th

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About $2$ billion years ago

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(A) According to the theory of chemical evolution,the Earth was formed about $4.5$ billion years ago. Life appeared about $500$ million years after the formation of Earth,which means the first cellular forms of life originated approximately $2$ billion years ago. Therefore,it is understood that the first cellular life did not originate until about $2$ billion years ago.

The first cellular form of life did not possibly originate until:

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