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jan 22, 11 - Bacteria Appeared on Earth

Description:

Bacteria first appeared 3 billion years ago in water. At first only anaerobic heterotrophic bacteria existed.

Added to timeline:

Astronomy Project Sam Olivia Mikayla

ByOlivia Tebbetts

7 Oct 2022

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456

Date:

jan 22, 11

Now

~ 2016 years ago

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