This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T., Subject name: Physiology
Disaccharidase enzyme present in- 
Select and explain. 
A. Pancreas, B. Stomach, C. Small intestine, D. Liver
C: Small intestine
Answer: C: Small intestine 
Explanation: Ans. is 'c' i.e., Small intestine * Disaccharidases (surase, lactase) are present in brush border of small intestinal cells (duodenum and jejunum).