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 metabolite is involved in glycolysis, HMP shunt pathway as well as gluconeogenesis? 
Select and explain. 
A. Glucose-1-phosphate, B. Glucose-6-phosphate, C. Fructose-6-phosphate, D. Pyruvate
B: Glucose-6-phosphate
Answer: B: Glucose-6-phosphate 
Explanation: Conversion of glucose to glucose-6-phosphate is a method by which glucose is trapped inside the cell. Later it is diverted to many different pathways depending upon energy state of the cell.