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Question
Define the term gene flow.
Solution
Gene flow is the movement of genes into or out of a population. Gene movement may be in the form of migration of organism, or gametes or segments of DNA Gene flow also alters gene frequency, causing evolutionary change.
RELATED QUESTIONS
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
The proportion of an allele in the gene pool to the total number of alleles at a given locus is called _______.
Explain Geographical Isolation
Write down the three main concepts of the modern synthetic theory.
Which of the following is the CORRECT difference between genetic drift and natural selection?
Which of the following is TRUE for genetic drift?
Modem synthetic theory encompasses which of the following concepts?
Which of the following phenomena results in genetic recombination?
Chromosomal aberration causing no loss or gain of gene complement of the chromosome is called ____________.
The modem synthetic theory of evolution does NOT include ____________.
____________ brings about evolutionary changes by favouring differential reproduction of genes.
The movement of genes into or out of a population is known as ______.
Natural selection of black winged moth (Biston carbonaria) over white winged moth (Biston betularia) occurred due to ____________.
Industrial melanism is one of the best example for ______.
Sewall Wright effect is ______
Domestic wheat, which has 42 chromosomes, is probably hexaploid (6n), whereas the haploid number in the ancestral ones was 7. Find out the right reason as to how are such plants produced?
Write short note on Gene pool.
Define the term Chromosomal aberrations.
