When $HNO_3$ is dropped into the palm and washed with water,it turns yellow. The above yellow colour is due to:

Identify the basic amino acid from the following:

$A$ short peptide on complete hydrolysis produces $3$ moles of glycine $(G)$,$2$ moles of leucine $(L)$ and $2$ moles of valine $(V)$ per mole of peptide. The number of peptide linkages in it are $..............$.

Identify the basic amino acid.

What are the products of the enzymatic hydrolysis of proteins?

The number of $sp^2$ hybridised carbons present in "Aspartame" is