faria1012 faria1012
  • 09-04-2021
  • Biology
contestada

Explain why crossing-over gives us so much genetic variation (differences in organisms).

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ryuvrajsingh1298
ryuvrajsingh1298 ryuvrajsingh1298
  • 09-04-2021

Answer:

Crossing-over is the exchange of genetic material between homologous chromosomes. It results in new combinations of genes on each chromosome. When cells divide during meiosis, homologous chromosomes are randomly distributed to daughter cells, and different chromosomes segregate independently of each other.

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