Microtubules attached to the centrosomes of sister chromatids and then the microtubules depolymerize to pull these sister chromatids apart to the centrosomes at the respective sides of the new to-be daughter sells.

微着在姐妹染色单体的中心体上，然微解聚，将这些姐妹染色单体拉的准子芽销售各自两侧的中心体。