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Study the pedigree chart given below ...

Study the pedigree chart given below

what does it show?

A

Inheritance of a condition like phenylketonuria as an autosomal recessive trait

B

The pedigree chart is wrong as this is not possible

C

Inheritance of a recessive sex-linked disease like haemophilia

D

Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

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The correct Answer is:
A
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Study the pedigree charge given below: what does it show?

the pedigree chart given below shows a particular trait which is absent in parents but present in the next generation irrespective of sexes. Draw your conclusion on the basis of the pedigree.

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Study the pedigree chart given, showing the Inheritance pattern of blood groups in a family and answer the following questions (a) Give the possible genotypes of the individuals 1 and 2. (b) Which antigen or antigens will be present on the plasma membranes of the RBC's of individuals 5 and 9. (c) Give the genotypes of the individuals 3 and 4.

Analyze the pedigree chart that is given below and select the correct option.

Haemophilia is a sex linked recessive disorder of humans. The pedigree chart given below shows the inheritance of Haemophilia in one family. Study the pattern of inheritance and answer the questions given. (a) Give all the possible genotypes of the members 4, 5 and 6 in the pedigree chart. (b) A blood test shows that the individual 14 is a carrier of gaemophilia. The member numbered 15 has recently married the member numbered 14. What is the probability that their first child will be a haemophilic male ? Show with the help of Punnett square.

Haemophilia is a sex linked recessive disorder of humans. The pedigree chart given below shows the inheritance of haemophilia in one family. Study the pattern of inheritance and answer the questions given Give all the possible genotypes of the members 4,5 and 6 in the pedigree chart. (b) A blood test shows that the individual 14 is a carrier of haemophilia. The member numbered 15 has recently married the member numbered 14. What is the probability that their first child will be a haemophilic male? Show with the help of Punnett square.

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AAKASH INSTITUTE ENGLISH-PRINCIPLES OF INHERITANCE AND VARIATION-Assignment (SECTION-C) Previous Years Questions
  1. Which one of the following symbols and its representation, used in hum...

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  2. Point (Gene mutation) mutation involves

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  3. Study the pedigree chart given below what does it show?

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  4. Select the incorrect statement from the following

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  5. Haploids are more suitable for mutation studies than the diploids. Thi...

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  6. Which one of the following conditions in humans is correctly matched ...

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  7. In the hexaploid wheat, the haploid (n) and basic (x) numbers of chrom...

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  8. Inheritance of skin colour in humans in an example of :-

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  9. A common test to find the genotype of a a hybird is by

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  10. R and y genes of Maize lie very close to each other . When RRYY and rr...

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  11. In pea plants, yellow seeds are dominant to green. If a heterozygous y...

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  12. A human male produces sperms with the genotypes AB, Ab, aB, and ab per...

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  13. Which one of the followingt is the most suitable medium for culture of...

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  14. Phenotype of an organism is result of

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  15. In which mode of inheritance do you except more maternal influence amo...

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  16. How many different kinds of gametes will be produced by a plant havi...

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  17. Which one of the following is an example of polygenic inheritance ?

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  18. In Mendel's experiments with garden pea, round seed shape (RR) was dom...

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  19. Test cross involves

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  20. If a colourblind woman marries a normal visioned man. Their sons will ...

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