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
UDP glucose is not used in ? 
Select and explain. 
A. Uronic acid pathway, B. Glycogen synthesis, C. Galactose metabolism, D. HMP shunt
D: HMP shunt
Answer: D: HMP shunt 
Explanation: Ans. is 'd' i.e., HMP shuntUDP-glucose is derived from glucose-6-phosphate glucose-l-phosphate.The major fate of UDP-glucose is the synthesis of glycogen.Other uses of UDP-glucose are -i) In uronic acid (glucoronic acid) cycle to generate UDP glucuronate.ii) Galactose metabolismiii) Glycosylation of proteins, lipids and proteoglycans.