MCQ
Which one of the following statements is correct?
  • A
    All amino acids except lysine are optically active
  • B
    All amino acids are optically active
  • All amino acids except glycine are optically active
  • D
    All amino acids except glutamic acids are optically active

Answer

Correct option: C.
All amino acids except glycine are optically active
c
With the exception of giycine all the $19$ other common amino acids have a uniferent functional group on the centralt terranedral alpha carbon.

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