This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
Source of ribose is 
Select and explain. 
A. HMP shunt, B. Glycolytic pathway, C. Uronic acid pathway, D. Beta oxidation
A: HMP shunt
Answer: A: HMP shunt 
Explanation: By-products of HMP Shunt pathway are NADPH and riboseRef: DM Vasudevan; 7th edition; Page no: 130