Zoology - Human Health and Diseases Question with Solution | TestHub

Antibodies are protective proteins called immunoglobulins, which are produced by the immune system to attack the foreign substance called an antigen. The structure of antibodies comprises of four polypeptides of which two are heavy chains (identical) and two are light chains(identical). Hence it is represented by${\mathrm{H}}_2{\mathrm{L}}_2$. These chains form a Y shaped molecule