This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
[{'content': 'False about Immunoglobulins is \nSelect and explain. \nA. Y shaped heterodimer composed of four polypeptide chains, B. All four H and L chains are bound to each by disulfide bonds, C. Antibody contains two types of light chain and one type of heavy chain, D. There are 5 classes of H chains and two classes of light chains', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Any antibody contains one type of light chain and one type of heavy chain.', 'role': 'assistant'}]