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MGIMS WARDHA MGIMS WARDHA Solved Paper-2003

  • question_answer
    The main cause of Edward syndrome Patau syndrome and Down syndrome is:                             

    A)  mutation of gene                

    B)  change in both autosomes and heterosomes

    C)  change in autosomes

    D)  change in heterosomes          

    Correct Answer: C

    Solution :

                     Down's syndrome (Mongolism) is due to trisomy of 21st chromosome. Patau's syndrome is due to trisomy of 13th pair of   chromosome and Edward syndrome is due to trisomy of 18th pair of chromosomes. These all syndromes are caused due to change in autosomes.


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