J & K CET Medical J & K - CET Medical Solved Paper-2013

  • question_answer
    The mammals (animals) from colder climate generally have shorter hair and not fully developed ear, eyes and other phenotypic characters. This known as

    A)  Dalls law          

    B)  Aliens rule

    C)  Copes law        

    D)  Bergmanns law

    Correct Answer: B

    Solution :

     Aliens Rule The principle holding that in a warm-blooded animal species having district geographic population, the limbs, ears and other appendages of animals living in cold climates tend to be shorter than in animals of the same species living in warm climates shorter and more compact body parts have less surface area than elongated ones and thus radiate less body heat.


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