A haemophilic man (XʰY) marries a woman who is homozygous normal (XᴴXᴴ). What will their children be?
Correct answer D. All daughters carriers and all sons normal
Explanation
Daughters receive the father's Xʰ and the mother's Xᴴ, becoming carriers; sons receive the father's Y and a normal X from the mother.
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