Cell Cycle
Which of the following statements about mitosis is incorrect?

Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other
Chromosomes separate during anaphase when the kinetochore microtubules shorten as they depolymerize
The daughter nuclei are genetically identical to the parent nucleus
Chromosomes move to the metaphase plate using motor proteins, a kind of kinesin, attached to spindle fibers

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Cell Cycle
The G0 phase is

a permanent state of all body cells
All of these
the state of most cells in an animal body
another name for interphase

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Cell Cycle
A centromere is

All of these
a constriction on a chromosome bound to a disk
the structure to which microtubules attach
another name for kinetochore

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