PDF chapter test TRY NOW
A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits – blood group A or O – is dominant? Why or why not?
a. In the ABO blood group, ___________.
b. The father's blood group here is A, and therefore, it can be __________. The blood of the mother is O and only if heterozygous.
c. For the daughter to have blood group O, the father must be heterozygous (AO), and the mother must be (OO). Hence the given information provided is _______ to determine the characteristics of blood group A or O dominant.
Register for free to see more content