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CMC Medical CMC-Medical VELLORE Solved Paper-2014

  • question_answer
    The presence of gill slits in the embryos of all vertebrates supports the theory of

    A)  metamorphosis              

    B)  biogenesis

    C)  organic evolution           

    D)  recapitulation

    Correct Answer: D

    Solution :

                    In the embryo of all vertebrates, the presence of gill slits supports the theory of recapitulation (i.e., ontogeny repeats phylogeny). This supports the evolution sequences of various organism groups.


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