Which is the first living organisms on the earth?
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Bacteria have been the very first organisms to live on earth. They made their appearance 3 billion year ago in the waters of the first ocean. At first, there were only anaerobic heterotrophic bacteria
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Bacteria have been the very first organisms to live on Earth. They made their appearance 3 billion years ago in the waters of the first oceans. At first, there were only anaerobic heterotrophic bacteria (the primordial atmosphere was virtually oxygen-free).
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