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Biology, 15.07.2019 08:30 homeschool0123
9. which of the following best describes what happens during a cross-over event? (2pts) a) tetrads change orientation as they line up along the center of the cell. b) chromatids of homologous chromosomes exchange corresponding segments c) x and y sex chromosomes overlap and combine together during metaphase. d) spindle fibers overlap and attach to the wrong chromosomes during anaphase.
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9. which of the following best describes what happens during a cross-over event? (2pts) a) tetrads...
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