Karyokinesis during cell division , the process of nuclear division that precedes cytoplasmic division 有絲分裂:細胞分裂過程中,細胞核先于胞質分裂。
140min , chromosomes of the daughter cells are situated at metaphase of the second karyokinesis , while the daughter cells do n ' t separate 120min ,染色體處于有絲分裂末期,分裂溝形成,受精卵徑裂為二細胞。受精140min ,再徑裂為4細胞。
英文解釋
organic process consisting of the division of the nucleus of a cell during mitosis or meiosis