An antibody consists of

Options

A. two light peptide chains and two heavy peptide chains
B. two light peptide chains and one heavy peptide chain
C. one light peptide chain and one heavy peptide chain
D. one light peptide chain and two heavy peptide chains

Answer

A

Explanation

Antibodies are immunoglobulins produced in response to antigenic stimulation. An antibody is made up of four peptide chains. Of the four chains, there are two long chains, called heavy chains and two short chains called light chains.