Question

How many types of blood groups are there in human beings? Give an example of inheritance of blood groups in human?

Answer 1

There are four major blood groups determined by the presence or absence of two antigens – A and B – on the surface of red blood cells:

Group A – has only the A antigen on red cells (and B antibody in the plasma)Group B – has only the B antigen on red cells (and A antibody in the plasma)Group AB – has both A and B antigens on red cells (but neither A nor B antibody in the plasma)Group O – has neither A nor B antigens on red cells (but both A and B antibody are in the plasma)

Answer 2

By the changing of the sugar levels in the blood group then the blood will inherited.