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14 March, 06:52

How did Cyanobacteria contribute to the evolution of multicellular organisms and animals we see today?

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  1. 14 March, 08:44
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    Some are able to convert atmospheric nitrogen into a form usable for plants and animals. During Earth history, cyanobacteria have raised atmospheric oxygen levels starting approximately 2.45 - 2.22 billion years ago and provided the basis for theevolution of aerobic respiration [1-7].
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