RAJASTHAN PMT Rajasthan - PMT Solved Paper-2006

  • question_answer
    Heterochromatin remains condensed in which part of chromosome?

    A)  Secondary construction-I

    B)  Secondary construction-II

    C)  Telomeres

    D)  Both (a) and (b)

    Correct Answer: A

    Solution :

    Each chromosome has a centromere (primary construction) but in some cases secondary construction is also present, more specifically called as secondary construction-II. Its position is constant for particular chromosome heterochromatin is condensed in this region. In man secondary construction-II is present in chromosome number 1, 10, 13, 16 and Y. Nuclear organizer is called secondary construction-I.


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