Unit Test Answers

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What is the purpose of interphase in the cell cycle?

active growth and metabolism of the cell

active cell growth and cytokinesis

active division of the plasma membrane before mitosis

Label B

A. Centromeres are split apart, and sister chromatids are pulled to opposite poles of the cell.

B. The chromosomes that were doubled become attached to the spindle fiber by their centromeres.

C. Chromatin in the cell coils into chromosomes that can be seen.

D. Sister chromatids are separated and contain identical copies of DNA.

Label C

A. Centromeres are split apart, and sister chromatids are pulled to opposite poles of the cell.

B. The chromosomes that were doubled become attached to the spindle fiber by their centromeres.

C. Chromatin in the cell coils into chromosomes that can be seen.

D. Sister chromatids are separated and contain identical copies of DNA.

Label D

A. Centromeres are split apart, and sister chromatids are pulled to opposite poles of the cell.

B. The chromosomes that were doubled become attached to the spindle fiber by their centromeres.

C. Chromatin in the cell coils into chromosomes that can be seen.

D. Sister chromatids are separated and contain identical copies of DNA.

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