If a boy has blood type O and his mother has blood type A, what is the genotype of his father? by Sunday | Nov 23 | Biology WAEC | 0 comments A. BB B. AA C. AO D. AB Correct Answer: Option C C. AO Users Also Read These:An accident victim was successfully transfused with…A boy travels 8 km eastward to a point B and then…Patients X and Y were likely transferred with the…A motor boy of a driver saw what seem to appear to…The following substances pass into the blood of the…