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NEET Biology NEET PYQ-Photosynthesis and Translocation of Organic Solute

  • question_answer
    When we migrate from dark to light, we fail to see for some time but after a time visibility becomes normal. It is an example of: [AIPMT 2001]

    A) accommodation

    B) adaptation

    C)   mutation

    D) photoperiodism

    Correct Answer: B

    Solution :

    [B] It takes some time for rhodopsin to split into scotopsin and retinal (bleaching) and release of transmitter passing nerve impulse via bipolar and ganglion cells to the optic nerves. This is a case of adaptation. It differs from accommodation which is a reflex mechanism by which the focus of the eye change to make the images of distant and near objects sharp on the retina.


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