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': 'The energy generated from alcohol is: \nSelect and explain. \nA. 4 kcal/g, B. 0 kcal/g, C. 7 kcal/g, D. 9 kcal/g', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C. 7kcal/gAverage energy available from macronutrients is as follows:Carbohydrate--4kcal/gProtein--4kcal/gFat--9kcal/gAlcohol--7kcal/g', 'role': 'assistant'}]