History of the Universe

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A complete ecosystem must have developed around this time. The blue-green bacteria and the algae were the producers. The protozoa were the consumers, and the fungi and most of the bacteria were the decomposers. They re-cycled molecules between them, with the energy of the Sun driving the whole ecosystem.

Diagram of ecosystem

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History of the Universe eBook
History of the Universe eBook
Only £5.99

Written by Wyken Seagrave
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