All the following forces are involved in antigen antibody reaction except:
Ans. (d)Combination between antigen and antibody is firm but reversible and is effected by weak intermolecular forces such as Vander waals forces, ionic bonds and hydrogen bonding, not by the firmer Covalent bonds.The firmness of the union is influenced by affinity and avidity.
Vander waals forces
Electrostatic bond
Hydrogen bond
Covalent bond
Immunology