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Added to this they also help in determining the shape of the cell, movement of the cell, and transportation of the cytoskeleton structures play an very important role in the direction of cell division and differentiation. Many of the components also help in chromosomal movement and cytokinesis.
In particular, two structures called centrosomes move to opposite sides of the cell during this phase and begin building the mitotic spindle. The mitotic spindle plays a critical role during the later phases of mitosis as it orchestrates the movement of sister chromatids to opposite poles of the cell (Figure 2).