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What is genetic drift and gene …

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What is genetic drift and gene flow ?
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Ritika Rana 6 years, 8 months ago

In population genetics, gene flow (also known as gene migration) is the transfer of alleles or genes from one population to another. Migration into or out of a population may be responsible for a marked change in allele frequencies (the proportion of members carrying a particular variant of a gene)

Ritika Rana 6 years, 8 months ago

GENETIC DRIFT variation in the relative frequency of different genotypes in a small population, owing to the chance disappearance of particular genes as individuals die or do not reproduce.
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