JIPMER Jipmer Medical Solved Paper-1998

  • question_answer
    Which of the following does not require carrier molecules during transport through cell membranes?

    A)  simple diffusion                              

    B)    facilitated diffusion

    C)                         \[N{{a}^{+}}-{{K}^{+}}\] transport          

    D)    none of these

    Correct Answer: A

    Solution :

    Simple diffusion i.e.  Movement of molecules from higher concentration to lower concentration does not require carrier molecule for transport through cell membrane.


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