AIIMS AIIMS Solved Paper-1999

  • question_answer
    Endodermis is part of:

    A)  cortex                 

    B)         pericycle                            

    C)         medulla                              

    D)         epidermis                          

    Correct Answer: A

    Solution :

    There is a controversy regarding the endodermis whether it is a pan of stele or cortex. Most of the scientists believed that endodermis is the inner most part of cortex. It is clearly seen in roots. Endoderm, generally forms only single layer around the stele. The characteristic features of endodermal cells is the presence of Casparian strip in radial and transver walls of cells.


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