Biology
Grade-9
Easy
Question
Crossing overtakes place between
- Homologous chromosomes
- Non-homologous chromosomes
- Autosomes
- Centrosomes
Hint:
The chromosomes which appear similar.
The correct answer is: Homologous chromosomes
- Crossing over occurs between homologous chromosomes
- The homologous chromosomes will appear similar with same length and genes at same locus
- A zygote will receive chromosome from each parent which are homologous
- Crossing over occurs during prophase 1 of meiosis
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