This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of protein and amino acid, Subject name: Biochemistry
Which amino acid causes hypoglycemia? 
Select and explain. 
A. Phenylalanine, B. Lysine, C. Leucine, D. Valine
C: Leucine
Answer: C: Leucine 
Explanation: Leucine (Leu) (L) is ketogenic.it will enter ketogenic pathway. So no glucose is formed.there would be hypocritical glycemiaRef: DM Vasudevan - Textbook of Biochemistry for Medical Students, 6th edition, page no: 200