Biology
Grade-9
Easy
Question
Crossing over occurs between________________.
- Homologous Non sisters
- Homologous Sisters
- Between both homologous sisters and non-sisters
- Occurs between different chromosomes
Hint:
Between both homologous sister and non-sisters
The correct answer is: Between both homologous sisters and non-sisters
crossing over is the exchange of chromosome segments between non-sister chromatids in meiosis.
Crossing over also occurs between sister chromatids, but do not result in genetic recombination.
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