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प्रश्न
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?
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उत्तर
If the variation in a population occurs by chance alone and not by natural selection and brings about a change in frequencies of an allele, it is called genetic drift.
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संबंधित प्रश्न
Define the term gene flow.
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
How would the gene flow or genetic drift affect the population in which either of them happens to take place?
Long answer question.
Describe the different types of reproductive isolations.
Which of the following is the CORRECT difference between genetic drift and natural selection?
Which statements are TRUE regarding genetic recombination?
- It occurs in asexually and sexually reproducing organisms.
- They occur due to random union of gametes, anaphasic separation of chromosomes, and crossing over.
- New genetic combinations result in variation.
Which animal was very conspicuously visible on the tree trunks after the industrial revolution (1845) in Great Britain?
Reasons for diversity in a living being is:
What is Genetic recombination?
Define the term Chromosomal aberrations.
