Biologymedium · Past Paper
If a mother is a carrier for hemophilia (XhX) and the father is normal (XY), what is the chance of having a hemophilic daughter?
A0%
B25%
C50%
D100%
✓ Correct Answer: A — 0%
A daughter needs two recessive alleles to be hemophilic. Since the father is normal, daughters will either be normal or carriers, not hemophilic.
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