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: Forensic Medicine
Brain in starvation uses: TN 11; UP 12 
Select and explain. 
A. Amino acids, B. Cellulose, C. Ketone bodies, D. Glycerol
C: Ketone bodies
Answer: C: Ketone bodies 
Explanation: Ans. Ketone bodies