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: Biochemistry
Ribose phosphate is a product in which of the following pathway: 
Select and explain. 
A. Lactic acid cycle, B. Citric acid cycle, C. Pentose phosphate pathway, D. None of the above
C: Pentose phosphate pathway
Answer: C: Pentose phosphate pathway 
Explanation: The pentose phosphate pathway (hexose monophosphate shunt) is a more complex pathway than glycolysis. Three molecules of glucose 6-phosphate give rise to three molecules of CO2 and three 5-carbon sugars.. Ref: Harper 28th edition, chapter 21.