Which one of the commercial products is used to grow microbes and in the preparation of ice-creams and jellies?

The incorrect statement about amylose is

Which is not a pair of reducing sugars?

What is the phenomenon of rapid interconversion of $\alpha-D-$glucose into $\beta-D-$glucose in solution called?

Which of the following are non-reducing sugars?

The letters $'D'$ or $'L'$ before the name of a stereoisomer of a compound indicate the correlation of configuration of that particular stereoisomer. This refers to their relation with one of the isomers of glyceraldehyde. Predict whether the following compound has $'D'$ or $'L'$ configuration.