This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Fructokinase is necessary for production of \nSelect and explain. \nA. Fructose-1-PO4, B. Fructose 1, 6 diphosphate, C. Fructose 6 phosphate, D. Glyceraldehyde', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Fructose-1-PO4\xa0\n\nFructokinase is necessary for the production of fructose- 1 -phosphate from fructose.', 'role': 'assistant'}]