SAT Subject Biology Practice Question 193: Answer and Explanation

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Question: 193

3. During which phase of mitosis do the centromeres split?

A. Anaphase
B. Cytokinesis
C. Metaphase
D. Prophase
E. Telophase

Correct Answer: A


The centromeres joining sister chromatids split in anaphase. The chromosomes are then pulled to opposite poles.

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