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': 'Which of the following is NOT a finding within 24 hrs of starvation in a 19-year-old patient with Anorexia Nervosa? \nSelect and explain. \nA. Increase in free fatty acids, B. Increase in ketone bodies, C. Decrease in glycogen, D. Decrease in serum proteins', 'role': 'user'}, {'content': "Answer: D \nExplanation: Proteins are the last reservoir during starvation. It will not be utilized within 12-24 hours of starvation. Ref: Marks' Basic Medical Biochemistry: A Clinical Approach By Michael A. Lieberman, Allan Marks, 2008, Page 35", 'role': 'assistant'}]