DUMET Medical DUMET Medical Solved Paper-2002

  • question_answer
    Which of the following is a basic amino acid?

    A)  Leucine        

    B)  Lysine

    C)  Methionine    

    D)  Aspartic acid

    Correct Answer: B

    Solution :

    Amino acids are compounds which contain ammo \[(-N{{H}_{2}})\] and carboxyl\[\left( -COOH \right)\]both. the groups in them. In the solid state an amino acid ordinarily exist as a Zwitter ion which is formed by the transfer of proton from \[\alpha -COOH\]group to\[N{{H}_{2}}\]group.    


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