Advertisements
Advertisements
Question
What is the Founder's effect?
Solution
Sometimes the change in allele frequency is so different in the new sample of population that they become a different species. The original drifted population becomes founder and the effect is called founder effect.
APPEARS IN
RELATED QUESTIONS
What does the following equation represent? Explain.
p2 + 2pq + q2 = 1
Give the graphical representation of Hardy· Weinberg's principle in the form of Punnet Square.
State Hardy-Weinberg’s principle.
Differentiate between Directional natural selection and Disruptive natural selection.
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.
Explain how mutations, natural selection and genetic drift affect Hardy Weinberg equilibrium.
In the Hardy-Weinberg equilibrium equation, the homozygous mutant is represented as ______.
Disturbance of Hardy - Weinberg equilibrium results in
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 ______.
Which type of selection explains industrial melanism observed in moth, Biston bitularia ______.
How is Hardy-Weinberg's expression “(p2 + 2pq + q2) = 1” derived?
Explain Hardy-Weinberg's principle
Write Hardy Weinberg's equation.
Give a mathematical expression for 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 recessive 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 carrier fruit flies.
The black colour on the beak of finches dominates over the yellow colour. There are 210 individuals with the genotype DD, 245 individuals with the genotype Dd and 45 individuals with the genotype dd. Deduce the frequency of individuals with dominant, heterozygous, and recessive traits.
