Identify A, B and C in the schematic diagram of an antibody given below and answer the questions.
(i) Write the chemical nature of an antibody.
(ii) Name the cells that produce antibodies in humans.
(iii)Mention the type of immune response provided by an antibody.
A-Antigen binding site,
B-Light chain, C-Heavy chain
(i) Antibodies are proteinaceous in nature.
(ii) B- lymphocytes (iii) Humoral immune response