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NEET Biology Human Reproduction Question Bank Implantation and Gastrulation

  • question_answer
    The rolling of endodermal and mesodermal cells from the surface of embryo into its interior is called [MP PMT 1987; CBSE PMT 1993]

    A) Ingression

    B) Invagination

    C) Involution

    D) Inversion

    Correct Answer: C

    Solution :

    Involution is the process of rolling or turning in of the surface cells into the interior of the embryo. It occurs in frog blastula.


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