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NEETChemistryBiomolecules

Which amino acid is an exception and is not optically active?

Options

  1. AGlycine
  2. BAlanine
  3. CValine
  4. DLeucine

Correct answer

A. Glycine

Step-by-step solution

Glycine is the only naturally occurring amino acid that is not optically active because it lacks an asymmetric α-carbon atom.

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