Question

what is the cause of mitosis....​

Answer 1

Explanation:

At the beginning of prometaphase in animal cells, phosphorylation of nuclear laminscauses the nuclear envelope to disintegrate into small membrane vesicles. As this happens, microtubules invade the nuclear space. This is called open mitosis, and it occurs in some multicellular organisms.

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Answer 2

At the beginning of prometaphase in animal cells, phosphorylation of nuclear lamins causes the nuclear envelope to disintegrate into small membrane vesicles. As this happens, microtubules invade the nuclear space. This is called open mitosis, and it occurs in some multicellular organisms.