Optically inactive amino acid is/are:
Correct Answer: Glycine
Description: Ans: d. Glycine Amino acids having an asymmetric carbon atom exhibit optical activity. Asymmetry arises when 4 different groups are attached to the same carbon atomGlycine is the simplest amino acids & has no asymmetric carbon atom & therefore shows no optical activity. All others are optically activeThe mirror image forms produced with reference to the alpha carbon atom, are called D & L isomersIsoleucine er threonine have 2 optically active centres & therefore each has 4 diastereo isomers
Category:
Biochemistry
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