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Of a normal couple, half of sons are hae...

Of a normal couple, half of sons are haemophilic and half the daughters are heterozygous. The gene for this disease in couple are located on

A

Both X-chromosomes of mother

B

Y-chromosomes of father

C

One X-chromosomes of mother

D

Both sex chromosemes of the father

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The correct Answer is:
C
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ARIHANT NEET-HUMAN GENETICS-Chapter Exercises A Taking it together (Assorted Questions of the Chapter for Advanced level Practice )
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  4. A man with type A blood married a woman, who has type AB blood . We do...

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  7. Man is usually colourblind than woman because

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  10. A woman with cstic fibrosis, an autosomal recondition, marries her fi...

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  13. Mr phillips is colourblind. What is the probability of his male child ...

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  14. How can a female be colour blind ?

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  15. If a normal woman marries a colour blind man :

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  16. What are all the chances of colour blind daughter and sons being born ...

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

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

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