DUMET Medical DUMET Medical Solved Paper-2005

  • question_answer
    Which of the following accepts terminal electron?

    A)  Molecular\[{{O}_{2}}\]

    B)  Molecular \[{{H}_{2}}\]

    C)  Molecular \[C{{O}_{2}}\]

    D)  \[NADP{{H}_{2}}\]

    Correct Answer: A

    Solution :

    The electron carriers include NAD, FAD, iron-sulphur complexes, quinones and cytochromes (cyt. b, c, a  and \[{{a}_{3}}\]) Cyt. \[{{a}_{3}}\] pick up electrons and through copper it hand over electrons to oxygen. Oxygen is the terminal  electron acceptor.


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