In humans, blood type is determined by the A, B, and O alleles. The A and B alleles are codominant to each other and dominant over the O allele. An individual with the AO genotype and an individual with the BO genotype can produce offspring with which of the following phenotypes?
Responses
O only
O only
A or B only
A or B only
A, B, or O only
A, B, or O only
A, B, AB, or O
Correct response:
A, B, or O only