Erythrocyte | Leucocyte |
They are non-nucleated circular discs and appear biconcave in side view and has haemoglobin. | They are nucleated cells devoid of haemoglobin. |
They donot have mobility of their own. | They are capable of amoeboid movement. |
They are highly specialized to carry oxygen transport function | They are extremely important cells as they provide defense mechanism to the body against infections. |