DUMET Medical DUMET Medical Solved Paper-2009

  • question_answer
    The effectiveness of an enzyme is affected least by

    A)  temperature

    B)  concentration of the substrate

    C)  original activation energy of the system

    D)  concentration of the enzyme  

    Correct Answer: C

    Solution :

    The enzymes lower the requirement of activation energy for catalyzing a reaction and these are least affected by the original activation energy of the system. Enzymes are thermolabile. Increase in substrate concentration or enzyme concentration  increases the rate of reaction.


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