Question

Assertion (A): Blood group ‘AB’ does not contain any antibody but contains both the antigens ‘A’ and ‘B’.

Reason (R): In humans, WBCs have specific proteins on their surfaces. These proteins are called antibodies.

Options

• A is True and R is False.

• A is False and R is True.

• Both A and R are True.

• Both A and R are False.

Answer 1

A is True and R is False.

Explanation:

Assertion (A) is true: group AB blood has both A and B antigens on RBCs and no A or B antibodies in plasma. Reason (R) is false: the relevant surface proteins are antigens on RBCs; antibodies are found in plasma.