The water insoluble protein is

The main structural feature of a protein molecule is the presence of

Milk sugar is

The carbohydrates used for silvering of mirror is

Which one of the following is NOT produced by human body?

A biological catalyst is essentially

Which one of the following is not a constituent of RNA?

DNA is a polymer of units of

Which one of the following molecules will form zwitter ion?

In metabolic process the maximum energy is given by