Q. A child with mother of A blood group and father of AB blood group, will not have the following blood group :
Bihar CECEBihar CECE 2003
Solution:
In human beings four type of blood groups are present according to Landsteiner and Decastello. These are blood group A, B, AB and O. The blood group A has genotype $ {{I}^{a}} $ or $ {{I}^{a}}{{I}^{o}} $ Blood group B has genotype $ {{I}^{b}}{{I}^{b}} $ or $ {{I}^{b}}{{I}^{o}} $ Blood group AB has genotype $ {{I}^{a}}{{I}^{b}} $ Blood group O has genotype $ {{I}^{o}}{{I}^{o}} $
Hence, the child will not have 0 blood group.
