Egg albumin is an example of . . . . . . .

Identify the type of bond formed between the carboxyl group of one amino acid residue and the amino group of another amino acid residue.

In which structure of a protein is the long polypeptide chain folded upon itself like a hollow ball of wool?

Which of the following options is correct about $GLUT-4$?

The anhydro bonds of proteins are called:

Identify the basic amino acid from the following.