RAJASTHAN PMT Rajasthan - PMT Solved Paper-2007

  • question_answer
    Pattern baldness, moustaches and beard in human males arc examples of

    A)  sex differentiating traits

    B)  sex determining traits

    C)  sex linked trails

    D)  sex limited traits

    Correct Answer: D

    Solution :

    Sex limited traits are those which are expressed in one sex only. Moustaches, beard are found in human males only. It was suggested on the basis of statistical analysis that premature baldness is controlled by a dominant gene, which expresses only in the presence of a certain level of male hormone (androgen).


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