Which of the following statements is not correct ?

Options

A. Only `alpha`-amino acids are obtained on hydrolysis of proteins
B. The amino acids which are synthesised in the body are known as non-essential amino acids.
C. There are 20 essential amino acids.
D. L-amino acids are represented by writing the `-NH_(2)` group on the left side.

Answer

C

Explanation

There are 10 essential and 10 non-essential amino acids.