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Which phrase best describes the process of crossing over?
A: Pairs of homologous chromosomes exchange segments.
B: Pairs of sister chromatids exchange segments.
C: Pairs of homologous chromosomes become linked.
D: Pairs of sister chromatids become linked.
Answers: 3
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Which phrase best describes the process of crossing over?
A: Pairs of homologous chromosomes exchan...
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