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NEET Biology Principle Of Inheritance And Variation Question Bank Self Evaluation Test - Principles of Inheritance and Variation

  • question_answer
    Match the column-I with column-II and choose the correct option.
    Column-I Columan-II
    A. Non-parental gene exchange I. Crossing over
    B. Non-sister chromatids II. X and Y
    C. Sex chromosome III. Autosome- linked disease
    D. Thalassaemia IV. Recombination

    A) A-IV;     B-I;     C-II;     D-III

    B) A-II;       B-I;     C-IV;   D-III

    C) A-II;       B-IV;   C-III;   D-I

    D) A-II;       B-IV;   C-I;     D-III

    Correct Answer: A

    Solution :

    [a] Crossing over takes place only in non- sister chromatid. In sisters chromatids, the crossing over does not take place. Non   Parental   gene   exchange ? Recombination Non sister chromatid - Crossing over Sex Chromosome - X and Y Thalassaemia - Autosome-linked recessive disease.


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