Q. Identify the statement that is NOT correct.
A) Each antibody has two light and two heavy chains.
B) The heavy and light chains are held together by disulfide bonds.
C) Antigen binding site is located at C-terminal region of antibody molecules.
D) Constant region of heavy and light chains are located at C-terminus of antibody molecules.
Explanation
[Solution by Claude - not from source] The antigen-binding sites are formed by the variable regions at the N-terminal ends of the heavy and light chains, not the C-terminal region. The other three statements are correct. Answer (3), as in the answer key.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.