As animal cells enter mitosis, their microtubules disassemble and then reassemble forming the mitotic spindle with a focus at the ________, a special microtubule-organizing structure.

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The centrosome is a specialized structure that plays a key role in organizing the microtubules that make up the mitotic spindle. As animal cells enter mitosis, the centrosome divides and the microtubules disassemble and then reassemble around the two centrosomes, forming the mitotic spindle with a focus at each centrosome.

As Animal Cells Enter Mitosis, Their Microtubules Disassemble and Then