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multicellular

The first multicellular animals were created from a collection of cells. Illustration: shutterstock

A new fundamental discovery in evolution: the first multicellular animals evolved from a collection of stem cells and not from sponges

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Yeasts that have joined multicellular organisms. Photo: University of Minnesota

For the first time: evolution of unicellular to multicellular organisms took place in the laboratory

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Trichoplax adhaerens - a five-celled amoeba-like creature. Similar to humans in sensing oxygen. Public relations photo Original image of Trichoplax adhaerens. Copyright: Karolin von der Chevallerie, University of Hannover

The increase in oxygen levels led to the evolution of animals 550 million years ago

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