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Question

If a haemophilic man marries a carrier woman then which of the following holds true for their progenies?


A
50% daughters are carrier and 50% are haemophilic.
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B
All the daughters are haemophilic.
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C
All Sons are haemophilic and all daughters are normal.
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D
All sons normal, all daughters carriers.
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Solution

The correct option is A 50% daughters are carrier and 50% are haemophilic.
When a haemophilic man $$(X^hY)$$ marries a carrier woman $$(XX^h)$$, then 50% daughters are carriers and 50% are haemophilic. 
1400463_932098_ans_f4d8079ba3464237946cdfd72d777ed2.png

Biology

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