Choose the incorrect statement out of the followings.

Choose the incorrect statement out of the followings.

Q. Choose the incorrect statement out of the followings.

A.            Only L amino acids are found in the biological system

B.            Glycine is optical inactive

C.            Tyrosine is a modified amino acid

D.            Seleno cysteine is 21 st amino acid

Answer: Tyrosine is a modified amino acid

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