This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vitamins and Minerals, Subject name: Biochemistry
[{'content': 'Vitamin with antioxidant property: \nSelect and explain. \nA. Vitamin E, B. Vitamin D, C. Vitamin B7, D. Vitamin B9', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Vitamin ERef: Harrison\'s 19th ed. P* Harrison\'s states: "Vitamin E acts as a chain-breaking antioxidant and is an efficient pyroxyl radical scavenger that protects low-density lipoproteins and polyunsaturated fats in membranes from oxidation"* Vitamin E also inhibits prostaglandin synthesis and the activities of protein kinase C and phospholipase A2.* RDA of Vitamine E: 15mg/day (22.5 IU)', 'role': 'assistant'}]