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Give the chromosomal constitution and th...

Give the chromosomal constitution and the resulting sex in each of the following syndrome.
(a) Turner's syndrome (b) Klinefelter's syndrome

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(a) Turner.s syndrome - 22 pairs of autosomes and one X chromosome.
(44 + XO = 45 chromosome). The resulting individual is a female.
(b) Klinefelter.s syndrome - 22 pairs of autosomes and XXY = {44 + XXY = 47 chromosomes}
The resulting individual is male with more female character.
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OSWAAL PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATIONS -(TOPIC 2 ) (SEX DETERMINATION AND GENETIC DISORDERS (SHORT ANSWER TYPE QUESTIONS-I))
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  2. What is sex linked inheritance? Give an example.

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  3. What is Y linked inheritance? Give an example.

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  4. Drosophila melanogaster is a model organism in genetic studies. Justif...

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  5. A normal visioned woman, whose father is colour blind, marries a norma...

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  6. If a father and son are both defective in red-green color vision, is i...

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  7. How is a child affected if it has grown from the zygote formed by an X...

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  8. Sex determination is based on particular chromosomes in both birds and...

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  9. What is the cause of Phenylketonuria. Explain the disorder.

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  10. Differentiate: autosomes and allosomes.

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  11. The human male never passes on the gene for haemophillia to his son. W...

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  12. Name the animal in which sex is determined by number of chromosomes. W...

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  13. What is the basis of Down's syndrome disorder?

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  14. Study the given pedigree chart and answer the questions that follow. ...

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  15. Study the given pedigree chart and answer the questions that follow. ...

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  16. Explain the pattern of inheritance of haemophilia in humans. Why is th...

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  18. Give the chromosomal constitution and the resulting sex in each of the...

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  19. Write any four abnormalities of Down syndrome.

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