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Write a short note on antibody. |
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Answer» The protein which is produced by B-lymphocytes in response to an antigen and can specifically interact with the antigen. This interaction depends on specific structure of antigen and is at the root of immune system. In other words, antibody-antigen reaction forms the basis of immune system. Antigen is also called immunoglobin (Ig), Antibodies are gamma globulin (γ-globulin) protein produced by plasma cells. The part of antibody which reacts with antigen is called paratope. |
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