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
Which pathway does not generate ATPs? 
Select and explain. 
A. Kreb's cycle, B. β oxidation, C. Glycolysis, D. HMP shunt pathway
D: HMP shunt pathway
Answer: D: HMP shunt pathway 
Explanation: Shunt pathways do not generate any ATPs (O ATPs)