Text | An endosymbiont is a cell which lives inside another cell with mutual benefit Eukaryotic cells are believed to have evolved from early prokaryotes that were engulfed by phagocytosis This cell remained undigested as it contributed new functionality to the engulfing cell (e.g. photosynthesis) Over generations, it lost some of its independent utility and became a supplemental organelle |
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Tags: 1_5_origin_of_cells
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