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Eukaryotic tissue and sexual breeding developed much before about eon, due to the fact did chloroplasts

Eukaryotic tissue and sexual breeding developed much before about eon, due to the fact did chloroplasts The Proterozoic Eon was once regarded as the neglected middle half of Earth history. The name refers to early animals, but they did not appear until the eon (2.5–0.54 Ga) was nearly over. Molecular dioxygen, the presence of which […]