Which event during meiosis leads to a reduction in chromosome number from 2n to n?
a. Homologous chromosomes travel to opposite sides of the cell.
b. DNA undergoes replication.
c. Sister chromatids are pulled apart at the centromere.
d. Pairs of homologous chromosomes line up at the equator.
Ans: c. Sister chromatids are pulled apart at the centromere.
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