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Given below is a pedigree chart of a fam...

Given below is a pedigree chart of a family with five children. It shows the inheritance of attached ear lobes as opposed to the free ones. The squares represent the male indiones. The squares represent the male individuals and circles the female individuals

Which of one of the following conclusions drawn is correct?

A

The parents are homozygous recessive

B

The trait is Y-linked

C

The parents are homozygous dominant

D

The parents are heterozygous

Text Solution

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The correct Answer is:
D
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ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-I (CONCEPTUAL QUESTIONS)
  1. Down's syndrome is caused by an extra copy of chromosome number 21. Wh...

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  2. A male human is heterozygous for autosomal genes A and B and is also h...

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  3. Given below is a pedigree chart of a family with five children. It sho...

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  4. Equlibrium of gene frequencies is -

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  5. In a Random mating population of 28,800 individuals percentage of domi...

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  6. Pardict from the following chart

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  7. In pedigree analysis symbol Θ used for

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  8. In a population that is in Hardy weinberg equilibrium, the frequency o...

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  9. Given pedigree shows inheritance of autosomal recessive gene. What is ...

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  10. A pedigree is show below for a disease that is autosomal recessive. Th...

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  11. In a random mating population frequency of dominent allele is 0.7. Wha...

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  12. In a random mating population frequency of dominent allele is 0.7. Wha...

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  13. Taylor is heterozygous for two autosomal gene pair ( CcDd ). He is col...

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  14. At a particular locus, frequency of 'A' allele is 0.6 and that of 'a' ...

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  15. A woman with albinic father marries an albinic man. The proportion of ...

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  16. Albinism is determined by a recessive gene in man. The presence of alb...

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  17. Family has 9 girls, Probability of son at 10th birth is :-

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  18. Polydactyly ihn man is due to

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  19. Expected children of a blue - eyed (recessive ) woman and brown eyed (...

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  20. All the seven children of a couple are males what is the probability t...

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