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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
With the help of an algebraic equation, how did Hardy-Weinberg explain that in a given population the frequency of occurrence of alleles of a gene is supposed to remain the same through generations?
What is the Founder's effect?
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?
Very short answer question.
State the Hardy – Weinberg equilibrium.
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.
Explain how mutations, natural selection and genetic drift affect Hardy Weinberg equilibrium.
In a population, Hardy Weinberg equilibrium is disturbed by following factors EXCEPT ______.
In the Hardy-Weinberg equilibrium equation, the homozygous mutant is represented as ______.
Hardy Weinberg's principle explains ______
Disturbance of Hardy - Weinberg equilibrium results in
Among the five factors that are known to affect Hardy-Weinberg equilibrium, three factors are gene flow, genetic drift and genetic recombination. What are the other two factors?
State and explain any three factors affecting allele frequency in populations.
The graphs below show three types of natural selection. The shaded areas marked with arrows show the individuals in the population who are not selected. The dotted vertical lines show the statistical means.
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| character Graph A |
character Graph B |
character Graph C |
- What names are given to the types of selection shown in graphs A, B and C?
- After the selection has operated for several generations in the above populations indicated as, Graph A, B and C, graphically illustrate the probable results.
Explain Hardy-Weinberg's principle
Write Hardy Weinberg's equation.
State Hardy Weinberg's principle.
