In human and many other eukaryotic species' cells, the nuclear membrane has to disappear to permit ________.
A) cytokinesis
B) the attachment of microtubules to kinetochores
C) the splitting of the centrosomes
D) the disassembly of the nucleolus

Question

Quizplus · Accepted Answer

The attachment of microtubules to kinetochores, which are protein structures on the sister chromatids, is necessary for the separation of the chromosomes during mitosis. The nuclear membrane must disappear to allow the microtubules to access the chromosomes.

In Human and Many Other Eukaryotic Species' Cells, the Nuclear