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:A boy travels 8 km eastward to a point B and then…A man with heterozygous genotype for blood group B…Which of the following substance from the mother's…In humans, pointed eyebrows (B) is a dominant trait…In man haemophilia is recessive and sex linked, The…