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Get Answers to all your Questions
- #Class 12
- #Genetics and Evolution
- #Jawaharlal Institute of Postgraduate Medical Education Research MBBS
- #All India Institute of Medical Science MBBS
- #Biology
- #Medical
Genetic drift operates only in:
Option: 1
non- reproductive populations
Option: 2
slow reproductive populations
Option: 3
large isolated populations
Option: 4
Small isolated populations
Answers (1)
As we learn
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
The random changes in gene frequences in a population occuring by chance alone rather than by natural selection are called genetic drift or Sewall Wright effect. The effects of genetic drift are most marked in very small isolated population, although it occurs in all poulation.
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