This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of lipid, Subject name: Biochemistry
[{'content': 'Eicosanoids are derived from \nSelect and explain. \nA. Oleoc acid, B. Linoleic acid, C. Linolenic acid, D. Archidonic acid', 'role': 'user'}, {'content': 'Answer: D \nExplanation: EICOSANOIDSThey are 20 C compounds (Greek, eikosi = twenty), derived from arachidonic acid. Their names are:1. Prostanoids, containing1-a. Prostaglandins (PGs);1-b. Prostacyclins (PGIs);1-c. Thromboxanes (TXs)2. Leukotrienes (LTs)Ref: DM Vasudevan - Textbook of Biochemistry, 6th edition, page no: 163', 'role': 'assistant'}]