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Tatiana [17]
3 years ago
7

What is Crossing Over when it comes to chromosomes?

Biology
2 answers:
Vinil7 [7]3 years ago
8 0
Crossing over is the exchange of homologous portions of non sister chromatids.
matrenka [14]3 years ago
7 0

Cross over occurs when two chromosomes normally two homologous instances of the same chromosome, break and then reconnect but to the different end piece.

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Answer:

eugenics

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Eugenics is the science of enhancing a human population by selective breeding in order to increase the prevalence of desirable heritable traits. I hope I helped! ^-^

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