endosymbiotic origin of eukaryotic cells
The endosymbiosis theory explains the origins of organelles such as mitochondria and chloroplasts in eukaryotic cells. The theory proposes that chloroplasts and mitochondria evolved from certain types of bacteria that eukaryotic cells engulfed through endophagocytosis.Redirected from Endosymbiotic). A representation of the endosymbiotic theory. An endosymbiont is any organism that lives within the body or cells of another organism, i.e. forming an endosymbiosis (Greek: á¼Î½Î´Î¿Î½ endon within, ÏÏÎ½ syn together and Î²Î¯ÏÏÎ¹Ï biosis living).