Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as:
Genetic load
Genetic flow
Genetic drift
Random mating
As discussed in
Genetic drift -
The term genetic drift refers to the etimation of the genes of certain traits when a section of population migrates or dies of natural calamity
- wherein
It alters the gene frequency of the remaining population
Option 1)
Genetic load
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Option 2)
Genetic flow
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Option 3)
Genetic drift
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Option 4)
Random mating
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