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
Fructose uptake in small intestine is via- 
Select and explain. 
A. Passive diffusion, B. Facilitated diffusion, C. Primary active transport, D. Secondary active transport
B: Facilitated diffusion
Answer: B: Facilitated diffusion 
Explanation: Ans. (b) Facilitated diffusion(Ref: Ganong, 25th ed/p.477)Fructose is absorbed from intestinal lumen into the enterocytes by GLUT5 and out of the enterocytes into the interstitium by GLUT2This type of transport is an example for facilitated diffusion