Example$(s)$ of aromatic amino acid is/are:

Identify a side chain $(R)$ group present in serine,an amino acid.

Which of the following is not an essential amino acid?

Which of the following pair of amino acids are obtained during the hydrolysis of aspartame?

Which of the statements about "Denaturation" given below are correct?
$1.$ Denaturation of proteins causes loss of secondary and tertiary structures of the protein.
$2.$ Denaturation leads to the conversion of double strand of $DNA$ into single strand.
$3.$ Denaturation affects primary structure which gets distorted.

The isoelectric point is a