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NEET Biology Plant Kingdom Question Bank Spirogyra and Ulothrix

  • question_answer
    In Spirogyra during the germination of zygospore how many haploid nuclei take part [CPMT 1993, 2001; AIIMS 2001]

    A)                    One                                   

    B)                    Two

    C)                    Three                                

    D)                    All four

    Correct Answer: A

    Solution :

                       Zygospore undergoes zygotic meiosis and forms 4 haploid nuclei of these three degenerate. So one haploid nuclei take part and one new filament is formed.


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