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A normal female X H x H marries a man who has hemophilia.
What percentage of their sons will have hemophilia?

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Answer:

The answer of this question is,

Explanation:

50 percentage of their sons will have hemophilia.

Answer: If she gets the normal X chromosome, the girl will be a carrier. If she gets the X chromosome with the hemophilia gene, she will have hemophilia. A man who has hemophilia and a woman who is a carrier have: a 25% (one in four) chance of having a son with hemophilia.

Explanation:

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