Fototapeta Archean Eon: Simple, single-celled organisms, bacteria, and archaea first appeared. Cyanobacteria produced oxygen through photosynthesis. Over time, oxygen levels began to increase

Archean Eon: Simple, single-celled organisms, bacteria, and archaea first appeared. Cyanobacteria produced oxygen through photosynthesis.  Over time, oxygen levels began to increase

Numer zdjęcia: 716581053, autor: © reineg

Tytuł: Archean Eon: Simple, single-celled organisms, bacteria, and archaea first appeared. Cyanobacteria produced oxygen through photosynthesis. Over time, oxygen levels began to increase

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