Dravenronnow Dravenronnow

03-12-2020
Biology

contestada

Which happens during crossing over?
A. Two sex cells join together and combine DNA.

B. Genes are exchanged between two alleles.

C. Genes are exchanged between two egg cells.

D. Chromosomes line up randomly during metaphase I.

Respuesta :

leah11223 leah11223

03-12-2020

I think the answer is A hope this helps

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