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Q.

Because the gene for hemophilia is located in the X-chromosome,it is normally impossible for

[A] a carrier mother to pass the gene to her son
[B] a hemophiliac father to pass the gene to his daughter
[C] a carrier mother to pass the gene onto her daughter
[D] a hemophiliac father to pass the gene onto his son
Answer & Explanation

Answer: [D]

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