This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory chain, Subject name: Biochemistry
[{'content': 'Thermogenin is present in \nSelect and explain. \nA. Cytoplasm, B. Mitochondria, C. Ribisome, D. Nucleus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Thermogenin, a protein present in the inner mitochondrial membrane of adipocytes, provides an alternate pathway for protons. It is one of the uncoupling proteins (UCP).Ref: DM Vasudevan Textbook of Medical Biochemistry, 6th edition, page no: 234', 'role': 'assistant'}]