Postzone phenomenon is seen in -: (A) Antigen excess, (B) Antibody excess, (C) Equivalance zone, (D) None of the above
Answer is A. Ans. is 'a' i.e., Antigen excess Antigen - antibody reaction || ||Ascending partPeakDescending part|||Prozone or zone of antibody excessZone of equivalencePost zone or zone of antigen excess