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What is crossing-over? the mismatching of chromosomes during Metaphase I the passing of chromatides through the membrane the exchange of segments of DNA during synapses in Prophase I The exchange of segments
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What is crossing-over?

the mismatching of chromosomes during Metaphase I
the passing of chromatides through the membrane
the exchange of segments of DNA during synapses in Prophase I
The exchange of segments of DNA during synapses in Metaphase I

User Esoni
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The exchange of segments of DNA during synapses in prophase 1

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User Oleg Gopkolov
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