Which of the following structures represents $\alpha-D$-glucose?

$A$ carbohydrate $(A)$,when treated with dilute $HCl$ in alcoholic solution,gives two isomers $(B)$ and $(C)$. $B$ on reaction with bromine water gives a monocarboxylic acid '$Z$',and '$C$' is a ketohexose. What is $A$?

Which of the following is not true for glucose?

The glycosidic linkage involved in linking the glucose units in the amylose part of starch is

Which of the following saccharides is present in milk?

The formation of a silver mirror by the reaction of glucose with Tollens' reagent indicates the presence of which group?