This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Organelles, Subject name: Biochemistry
[{'content': 'A major lipid of mitochondrial membrane is: \nSelect and explain. \nA. Inositol, B. Plasmalogen, C. Cardiolipin, D. Lecithin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cardiolipin is a phospholipid which is present in inner mitochondrial membrane Found only in mitochondria Can be antigenic Has a role in apoptosis signaling Act as anticoagulant Decreased or altered cardiolipin can lead to ageing, hea failure, hypothyroidism & Bah syndrome (cardioskeletal myopathy) Complex structure Made up of Glycerol attached to two Phosphatidic acid.', 'role': 'assistant'}]