Manipal Medical Manipal Medical Solved Paper-2009

  • question_answer
    The respiratory quotient during cellular respiration would depend on

    A)  the nature of enzymes involved

    B)  the nature of the substrate

    C)  the amount of carbon dioxide released

    D)  the amount of oxygen utilized

    Correct Answer: B

    Solution :

     RQ is the ratio of the volume of\[C{{O}_{2}}\]released to the volume of oxygen taken in respiration. It depends on the nature of the substrate, which is oxidised. For carbohydrates RQ is one, for fats and proteins less than one, more than one for organic acids, etc.


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