Punjab Medical Punjab - MET Solved Paper-2007

  • question_answer
    Person suffering from disease phenylketonuria which is autosomal recessive disease lack which of these?

    A)  Homogentisic acid

    B)  Phenyl alanine hydroxylase

    C)  Caeruloplasmin

    D)  Cystine

    Correct Answer: B

    Solution :

    Phenylketonuria is metabolic error which results due to accumulation of phenylpyruvic acid. The children suffering from this disease are unable to breakdown phenyl pyruvic acid into hydroxy phenyl pyruvic acid due to lack of enzyme called phenyl alanine hydroxylase.


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