A protein ‘X’ was found in a biological system with a unique 3-D structure and biological activity. ‘X’ is known as ___

Which of the following bases is not present in DNA?

Sucrose consists of which of the following monosaccharide units?

Which of the following is a non-essential amino acid?

Amino acids can show amphoteric behaviour.

The ‘D’ in D-(+)-glucose represents its dextrorotatory behaviour.

Which of the following amino acids is optically inactive?

Which of the following statement is incorrect?