Question

Which of the following statements is correct with respect to individuals with blood group 'O'?

Options

• They have Both antigen 'A' and 'B' on the surface of their RBCs and no antibodies in their plasma.

• They have 'B' antigen on the surface of their RBCs and 'a' antibodies in their plasma.

• They have 'A' antigen on the surface of their RBCs and b antibodies in their plasma.

• They lack 'A' and 'B' antigens on the surface of their RBCs and show presence of both 'a' and 'b' antibodies in their plasma.

Answer 1

They lack 'A' and 'B' antigens on the surface of their RBCs and show presence of both 'a' and 'b' antibodies in their plasma.