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Study the pedigree chart given below ...

Study the pedigree chart given below

What does its show

A

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

B

Inheritance of a condition like phenylketonuria as an autosomal recessive trait

C

The pedigree chart is wrong as this is not possible

D

Inheritance of a recessive sex-linked disease like haemophilia

Text Solution

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The correct Answer is:
B
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ERRORLESS -PRINCIPLES OF INHERITANCE AND VARIATION-Principles Of Inheritance And Variation
  1. This pedigree is of a rare trait, in which children have extra fingers...

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  2. If mother is a carrier for colour blindess and father is normal, then ...

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  3. Study the pedigree chart given below What does its show

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  4. A man a inherit his X chromosome from

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  5. In a pedigree analysis, square=0 respresents

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  6. Select the incorrect statement from the following

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  7. In the above given pedigree, assume that no outsider marrying in, carr...

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  8. Which one of the following is a genetically transmitted character

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  9. A normal-visioned man whose father was colour-blind, marries a woman w...

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  10. A man who is suffering from a recessive X linked disease marries a nor...

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  11. Person whose father is colourblind marries a lady whose mother is daug...

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  12. Which one of the following symbols and its representation, used in hum...

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  13. Pick out the correct statements (A) Haemophilia is a sex-linked rece...

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  14. The most common type of haemophilia results from the congenital absenc...

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  15. Which of the following diseases belongs to the same category as colour...

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  16. X-linked recessive gene is

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  17. If a colourblind woman marries and a normal visioned man, their sons w...

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  18. A man known to be victim of haemophilia marries a normal woman whose f...

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  19. In the following human pedigree, the filled symbols represent the affe...

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  20. Given below is a pedigree chart showing the inheritance of a certain s...

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