Advertisements
Advertisements
Questions
State Hardy Weinberg's principle.
State the following:
Hardy Weinberg’s principle
Advertisements
Solution
It states that the genetic variation in a population will remain constant from one generation to the next in the absence of disturbing factors.
RELATED QUESTIONS
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?
Differentiate between Directional natural selection and Disruptive natural selection.
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 ______.
State and explain any three factors affecting allele frequency in populations.
Enumerate three most characteristic criteria for designating a Mendelian population.
“Migration may enhance or blurr the effects of selection”. Comment.
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.
 |
 |
 |
| 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.
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).
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.
