NEET Biology Cell Cycle and Cell Division Question Bank Self Evaluation Test - Cell Cycle and Cell Division

  • question_answer
    Choose the event of cell cycle which shows the importance of synapsis and the formation of chiasmata.

    A) An increase in the variation of progeny occurs.

    B) Reciprocal exchange of chromosomal sections occurs.

    C) The DNA on homologous chromosomes mix.

    D) All of the above

    Correct Answer: D

    Solution :

    [d] Synapsis is the pairing of homologous chromosomes during meiosis. While autosomes undergo synapsis during meiosis, sex chromosomes often remain unpaired. A consequence of recombinant synapsis is to increase genetic variability within both the offsprings and population.


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