1 janv. 270000000 av. J.-C. - The first eukaryotic cells
Description:
Because eukaryotes are the only organisms on Earth that can make these molecules, scientists concluded that eukaryotes—probably simple, amoeba- like creatures—must have evolved by 2.7 billion years ago. The oldest eukaryotic body fossil is the multicellular alga, Grypania spiralis.Ajouté au bande de temps:
Date:
1 janv. 270000000 av. J.-C.
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