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NEET AIPMT SOLVED PAPER SCREENING 2005

  • question_answer
                    Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on:             

    A)                 proton gradient                                               

    B)                 accumulation of K ions

    C)                 accumulation of Na ions                               

    D)                 membrane potential

    Correct Answer: A

    Solution :

                    Chemiosmotic hypothesis for oxidative phosphorylation (ATP synthesis) was proposed by Peter Mitchell in 1961 for this he was awarded Nobel prize in 1978. This theory is based on proton gradient.


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