2. Solved Papers
  3. WB JEE Medical

WB JEE Medical WB JEE Medical Solved Paper-2012

  • question_answer
    Which one of the following animals possesses gaint chromosome?

    A)  Drosophila       

    B)  Mouse

    C)  Pigeon           

    D)  Elephant

    Correct Answer: A

    Solution :

     Polytene chromosomes or salivary chromosomes are the giant chromosomes discovered by Balbiani (1881) in the salivary glands of Chironomous tantans. Later they were found in the salivary glands and Malpighian tubules) of many insect larvae including Drosophila.


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