CET Karnataka Engineering CET - Karnataka Engineering Solved Paper-2007

  • question_answer
    The amino acid which is not optically active is

    A)  lactic acid           

    B)  serine

    C)   alanine                              

    D)  glycine

    Correct Answer: D

    Solution :

    Glycine is optically inactive amino acid due to absence of chiral carbon atom.                 \[\underset{\begin{smallmatrix}  | \\  N{{H}_{2}}  \\  glycine \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}-COOH\]


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