Identify the correct statement among the following: - Vidyadip

MCQ

Identify the correct statement among the following:

A
All naturally occurring amino acids except glycine contain one chiral centre.
B
All naturally occurring amino acids are optically active.
C
Glutamic acid is the only amino acid that contains a -COOH group at the side chain.
✓
Amino acid, cysteine easily undergo dimerization due to the presence of free SH group.

✓

Answer

Correct option: D.

Amino acid, cysteine easily undergo dimerization due to the presence of free SH group.

(D) Amino acid, cysteine easily undergo dimerization due to the presence of free SH group.
Explanation: * Isoleucine has 2 chiral centre
* Glycine is optically inactive
* Aspartic acid also contain COOH group at the side chain.
* Cysteine easily dimmerise due to free SH group

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