2. Sample Papers
  3. NEET

NEET Sample Paper NEET Sample Test Paper-78

  • question_answer
    Calculate the number of Barr body in female having the genotype of \[2A+XXXX\]

    A)  1                                

    B)  2

    C)  3                                

    D)  4

    Correct Answer: C

    Solution :

    The phenomenon of inactivation of \[\operatorname{X}-chromosomes\] was confirmed by presence of Barr body. Whenever, the number of \[\operatorname{X}-chromosomes\] is two or more than two. The number of barr bodies is one less than the number of \[\operatorname{X}-chromosomes\].


You need to login to perform this action.
You will be redirected in 3 sec spinner