1.

Which are the steps of destruction of antigen?

Answer»

Following are the four steps of destruction of antigen: 

(a) Differentiation between internal and external antigens. 

(b) Formation of plasma cells by B-lymphocyte cells according to the antigenic determinant present on external antigen. 

(c) Formation of specific antibodies by plasma cells. 

(d) Destruction of antigen by antigen- antibody reaction and by cell mediated immunity (CMI).



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