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प्रश्न
How does the Hardy-Wienberg equation explain genetic equilibrium?
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उत्तर
=The Hardy-Weinberg equation is a mathematical equation that can be used to calculate the genetic variation of a population at equilibrium.
The Hardy-Weinberg equation is expressed as:
p2 + 2pq + q2 = 1
Where p is the frequency of the "A" allele and q is the frequency of the "a" allele in the population.
In the equation, p2 represents the frequency of the homozygous genotype AA, q2 represents the frequency of the homozygous genotype aa, and 2pq represents the frequency of the heterozygous genotype Aa.
In addition, the sum of the allele frequencies for all the alleles at the locus must be 1, so (p + q)2 = 1. If the p and q allele frequencies are known, then the frequencies of the three genotypes may be calculated using the Hardy-Weinberg equation.
In population genetics studies, the Hardy-Weinberg equation can be used to measure whether the observed genotype frequencies in a population differ from the frequencies predicted by the equation. If there is any difference in the frequencies, it indicates the extent of evolutionary change.
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संबंधित प्रश्न
What does the following equation represent? Explain:
p2 + 2pq + q2 = 1.
State Hardy-Weinberg’s principle.
According to the Hardy-Weinberg principle, the allele frequency of a population remains constant. How do you interpret the change of frequency of alleles in a population?
How does Hardy-Weinberg’s expression (p2+2pq+q2=1) explain that genetic equilibrium is maintained in a population? List any four factors that can disturb the genetic equilibrium.
(p + q)2 = p2 + 2pq + q2 = 1 represents an equation used in ______.
Hardy - Weinberg equilibrium is known to be affected by gene - flow, genetic drift, mutation, genetic recombination and
Which type of selection explains industrial melanism observed in moth, Biston bitularia?
Gene flow occurs through generations. and can occur across language barriers in humans. If we have a technique of measuring specific allele frequencies in different population of the world, can we not predict human migratory patterns in pre-history and history? Do you agree or disagree? Provide explanation to your answer.
“Migration may enhance or blurr the effects of selection”. Comment.
A population of 200 fruit flies is in Hardy Weinberg equilibrium. The frequency of the allele (a) 0.4. Calculate the following:
Frequency of the allele (A).
