A man and a woman, neither of whom show symptoms hemophilia, give birth to a hemophilic son. Which of the following most accurately describes the genotypes of the parents?

A man and a woman, neither of whom show symptoms hemophilia, give birth to a hemophilic son. Which of the following most accurately describes the genotypes of the parents?

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A man and a woman, neither of whom show symptoms hemophilia, give birth to a hemophilic son. Which of the following most accurately describes the genotypes of the parents?


X(H) = normal / X(h) = hemophilia



a) mother: X(H) X(h) / father: X(H) Y

b) mother: X(H) X(H) / father: X(h) Y

c) mother: X(H) X(h) / father: X(h) Y

d) mother: X(H) X(H)/ father: X(H) Y



Answer: A


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