Mitosis vs. meiosis I
Which event occurs during mitotic anaphase but not during anaphase I of meiosis?
Answer D: explanation for every choice
A
Homologous chromosomes separate in anaphase I.
B
Crossing over occurs in prophase I, not mitosis.
C
Meiosis I halves chromosome number. Mitosis doesn't.
D
Correct. In mitosis, sister chromatids separate. In meiosis I, homologs separate and sister chromatids stay together.
TakeawayMeiosis I separates homologs. Mitosis and meiosis II separate sister chromatids.
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Reviewed 2026-11-05 by a medical student. Spot an error? Report it with question ID bb137.