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प्रश्न
Name the law that states that the sum of allelic frequencies in a population remains constant. What are the five factors that influence these values?
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उत्तर
Hardy-Weinberg's principle states that the sum of allelic frequencies in a population remains constant. Five factors are known to affect Hardy-Weinberg equilibrium. These are gene migration or gene flow, genetic drift, mutation, genetic recombination and natural selection.
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संबंधित प्रश्न
Give the graphical representation of Hardy· Weinberg's principle in the form of Punnet Square.
In the Hardy-Weinberg equilibrium equation, the homozygous mutant is represented as ______.
Disturbance of Hardy - Weinberg equilibrium results in
The factor that leads to the Founder effect in a population is ______
For the MN-blood group system, the frequencies of M and N alleles are 0.7 and 0.3, respectively. The expected frequency of MN-blood group bearing organisms is likely to be ______.
“Migration may enhance or blurr the effects of selection”. Comment.
How is Hardy-Weinberg’s expression “(p2 + 2pq + q2) = 1” derived?
Explain Hardy-Weinberg's principle
A population of 200 fruit flies is in Hardy Weinberg equilibrium. The frequency of the allele (a) 0.4. Calculate the following:
The number of homozygous dominant fruit flies.
A population of 200 fruit flies is in Hardy Weinberg equilibrium. The frequency of the allele (a) 0.4. Calculate the following:
The number of homozygous recessive fruit flies.
What is the primary statement of Hardy-Weinberg's principle?
What term describes the total collection of all genes and their alleles in a population?
What is the bottleneck effect in population genetics?
What is the role of natural selection in affecting Hardy-Weinberg equilibrium?
What does genetic drift cause in a population, particularly in new samples of a population?
How does gene migration or gene flow affect allele frequencies?
Why are alleles present in homozygous recessive organisms exposed to environmental selection?
