The disaccharide present in milk is

The Fischer projection formula of $D-(-)$-fructose is:

Two forms of $D$-glucopyranose are obtained from the solution of $D$-glucose. What are these called?

In addition to the aldehyde group,glucose contains . . . . . . .

$A$ $D$-aldotetrose on oxidation with concentrated $HNO_3$ resulted in an optically inactive dicarboxylic acid. The structure of the $D$-aldotetrose is:

What is maltose composed of?