Answer the following question given this paragraph: 

During mitosis , when the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell. This is shown in Figure below . You can watch an animation of the process at the following link: http://www. biology. arizona. edu/Cell_bio/tutorials/cell_cycle/MitosisFlash. html .


Q: When the nucleus divides, the two chromatids that make up each chromosome separate from each other and move to opposite poles of the cell during this process?


A:
mitosis