Eukaryotic cells containing mitochondria then engulfed photosynthetic prokaryotes, which evolved to become specialized chloroplast organelles. The human body continuously replaces cells. Cells should divide for a number of causes, such as the growth of an organism and to fill gaps that lifeless and destroyed cells depart soon after an injuries, https://codyxdins.wikitidings.com/5889470/a_simple_key_for_cell_unveiled