劍橋詞典the type of cell division in which one cell divides into two cells that are exactly the same, each with the same number of chromosomes as the original cell 有絲分裂（細(xì)胞分裂過(guò)程，一個(gè)細(xì)胞分裂成兩個(gè)相同的細(xì)胞，每一個(gè)都含有與母細(xì)胞相同數(shù)目的染色躰） Our skin cells are continually replaced by mitosis. 我們的皮膚細(xì)胞不斷地通過(guò)有絲分裂更新。 比較meiosis 返回 mitosis