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What is gene mapping? Write its uses....

What is gene mapping? Write its uses.

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The diagrammatic representation of position of genes related distances between the adjacent genes is called genetic mapping. It is directly proportional to the frequency of recombination between them . It is also called linkage map.
Uses of genetic mapping.
`**` It is used determine gene order , identify the locus of gene and calculate the distances between genes.
`**` They are useful in predicting results of dihybrid and trihybrid crosses.
`**` It allows the geneticists to understand the overall genetic complexity of particular organism.
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