This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemistry of Carbohydrates, Amino sugars, and Mucopolysaccharides, Subject name: Biochemistry
Which of the following is a non-reducing sugar - 
Select and explain. 
A. Glucose, B. Lactose, C. Maltose, D. Sucrose
D: Sucrose
Answer: D: Sucrose 
Explanation: Ans. is 'd' i.e., Sucrose Reducing sugarsNon-reducing sugarso All monosaccharides (glucose, fructose, galactose)o Diasaccharide : Lactose, maltose, cellobiose, melibiose o Diasaccharide: Sucrose, trehelose