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25 votes
What is crossing-over?

A. the mismatching of chromosomes during Metaphase I
B. the passing of chromatides through the membrane
C. the exchange of segments of DNA during synapses in Prophase I
D. The exchange of segments of DNA during synapses in Metaphase I

User Stars
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1 Answer

5 votes
Maybe i think is option D not so sure
User Ndyer
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