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Biology, 27.06.2019 19:00 Brendah7145
The first life on earth is commonly beleived to have originated 3.5 bya (billion years ago), yet the rise of atmospheric oxygen didn't take place until almost a billion years after this. what does this tell us about the earliest forms of life on earth?
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The first life on earth is commonly beleived to have originated 3.5 bya (billion years ago), yet the...
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