Structure in an animal cell that to organize cell division

 centrosome.

Explanation:

An important organelle in the division of animal cells is the centrosome. The centrosome is the microtubule generating and organizing center of the cell. Microtubules form the support structure, or cytoskeleton, of all cells. During cell division, or mitosis, microtubules form the spindle fibers that separate chromosomes.

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