Amino acids are the building blocks of

Amino acids can be classified as $\alpha$,$\beta$,$\gamma$,$\delta$ and so on,depending upon the relative positions of the amino group with respect to the carboxyl group. Which type of amino acids form polypeptide chains in proteins?

Identify the acidic amino acid from the following (represented by using three-letter symbols).

Proteins are condensation polymers of......

The Biuret test is not given by:

What is the monomer of a polypeptide?