mdcat logical reasoning MCQ #1077

A person with a rare genetic disorder has elevated levels of homocysteine in the blood. This may be due to a deficiency in which enzyme?

mdcat logical reasoning MCQ #1077

  1. Question 1

    Q1. A person with a rare genetic disorder has elevated levels of homocysteine in the blood. This may be due to a deficiency in which enzyme?

    • A) Pyruvate kinase
    • B) Glucose-6-phosphate dehydrogenase
    • C) Methionine synthase
    • D) Aldolase

    Answer: Methionine synthase

    Explanation: Methionine synthase deficiency leads to elevated homocysteine levels due to impaired methionine conversion.