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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-1

  • question_answer
    Crossing-over occurs during

    A)  Leptotene                    

    B)  Zygotene

    C)  Pachytene          

    D)         Diplotene

    Correct Answer: C

    Solution :

     Chromosomal crossover (or crossing over) is the exchange of genetic material between homologous chromosomes that results in recombinant chromosomes. It is one of the final phases of genetic recombination, which occurs during prophase I of meiosis (pachytene) during a process called synapsis.


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