Why Does the Nuclear Membrane Break Down During Prophase

The connection of microtubules to chromosomes is why the nuclear envelope needed to be broken down during prophase. … The microtubules from opposite ends of a dividing cell connect to the chromosomes during prophase. They push and pull on the chromosomes until the chromosomes align in the middle during metaphase.

Why is it necessary for the nuclear membrane to disintegrate during mitosis?

Explain why it is necessary that the nuclear membrane disintegrates during mitosis. The nuclear membrane must be temporarily removed so the chromosomes can be divided into the two cells.

What happens to the nuclear membrane after prophase?

At the end of prophase , nuclear membrane , nucleolus and all the cell organelles disappears and there is no distinction between the nucleoplasm and cytoplasm.