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Sequence No.
BIO-405
Give the significance of crossing over.
Answer:
Significance of Crossing Over :
- Crossing over leads to new combinations of genes and thus, produce genetic variability in sexual reproducing organisms.
- Variability in population forms the basis of evolution.
- Percentage of crossing over is used in calculating the distance between genes in locating the genes on chromosomes and in determining their sequence.
- Useful recombinations are picked up by plant breeders and animal breeders for developing improved varieties.
- It provides evidence that genes are arranged in a linear order in the chromosomes.
- Chromosome maps are prepared by help of crossing over.
Reporting Question Sequence No.
BIO-405
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