DUMET Medical DUMET Medical Solved Paper-2010

  • question_answer
    Apoplastic movement of water in plants occurs through

    A)  casparian strips,  

    B)  plasma membrane

    C)  intracellular spaces

    D)  plasmodesmata

    Correct Answer: A

    Solution :

    Apoplast pathway is particularly important for water uptake by young corn roots. At the endodermis, water movement through the apoplast pathway is obstructed by the casparian strip. Casparian strip is a band of cradial Cell walls in the endodermis that is impregnated with the wax-like, hydrophobic substance suberin.


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