मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

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 ______.

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प्रश्न

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 ______.

पर्याय

  • 42%

  • 49%

  • 9%

  • 58%

MCQ
रिकाम्या जागा भरा
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उत्तर

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 42%.

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पाठ 7: Evolution - MULTIPLE CHOICE QUESTIONS [पृष्ठ ४७]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 7 Evolution
MULTIPLE CHOICE QUESTIONS | Q 12. | पृष्ठ ४७

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

What does the following equation represent? Explain:

p2 + 2pq + q2 = 1.


What is the Founder's effect?


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 ______


Hardy - Weinberg equilibrium is known to be affected by gene - flow, genetic drift, mutation, genetic recombination and


The factor that leads to the Founder effect in a population is ______


Which type of selection explains industrial melanism observed in moth, Biston bitularia?


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?


“Migration may enhance or blurr the effects of selection”. Comment.


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?


List any two factors that can disturb the genetic equilibrium.


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
  1. What names are given to the types of selection shown in graphs A, B and C?
  2. After the selection has operated for several generations in the above populations indicated as, Graph A, B and C, graphically illustrate the probable results.

Write Hardy Weinberg's equation.


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.


Which one of the following factors will not affect the Hardy-Weinberg equilibrium?


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