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प्रश्न
Transfer of gene between the population that differ genetically from one another is called _____.
(A) Gene mutation
(B) Gene flow
(C) Genetic drift
(D) Genetic recombination
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उत्तर
Gene flow
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संबंधित प्रश्न
Overproduction is the principle of
(A) Lamarckism
(B) Theory of organic evolution
(C) Panspermia theory
(D) Modern theory of evolution
Very short answer question.
If variation occurs in a population by chance alone and not by natural selection and brings a change in frequencies of an allele. What is it called?
Any random fluctuation in allele frequency, occurring in the natural population by pure chance is called __________.
All are post zygotic barriers, EXCEPT
The change in gene and gene frequencies caused due to various aspects like mutation recombination and migration is called ______.
Hybrids develop to maturity but become sterile due to failure of proper gametogenesis. This is a post mating barrier called ____________.
After the industrial revolution in Great Britain in 1845 which of the following occurred?
______ is the separation of the population of a particular species into smaller units which prevents interbreeding between them.
What is a small interbreeding group of population called?
Natural selection of black winged moth (Biston carbonaria) over white winged moth (Biston betularia) occurred due to ____________.
