Hitchhiker's thumb (H) is dominant to no hitchhiker's thumb (h). A woman who does not have hitchhiker's thumb marries a man who is heterozygous for hitchhiker's thumb. What is the probable genotypic ratio of their children? (SC.912.L.16.1)

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1 point
a. 0% Hh: 100% hh
b. 50% Hh: 50% hh
c. 75% Hh: 25% hh
d. 100% Hh: 0% hh

b. 50% Hh: 50% hh