One form of hemophilia is caused by a sex-linked recessive gene. Assume that a man with hemophilia marries a phenotypically normal woman whose father had hemophilia. What is the probability that their first son will have hemophilia?

A) 1/2 B) 1/8 C) 3/4 D) 1/4 E) 1/16


A

Biology & Microbiology

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What will be an ideal response?

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What will be an ideal response?

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Biology & Microbiology