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  • Amino Acids and Metabolism
  • Which of the following amino acid does not exist in eithe...
Multiple choice

Which of the following amino acid does not exist in either of two enantiomers, L or D form?

  1. Valine

  2. Glycine

  3. Alanine

  4. Leucine

  5. Serine

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

α–carbon is achiral in glycine and hence does not exist in either of the two forms, L or D form.

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