Which of the following compounds will form a zwitterion?

Give the classification of amino acids based on their acidic,basic,or neutral nature.

Name the molecule which is eliminated during the formation of a peptide bond.

Protein found in a biological system with a unique three-dimensional structure and biological activity is called a native protein. When a protein in its native form is subjected to a physical change like a change in temperature or a chemical change like a change in $pH$,denaturation of proteins takes place. Explain the cause.

Enlist the points of difference between fibrous and globular proteins.

The isoelectric point is a