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12th Class Biology Human Reproduction Question Bank MCQs - Human Reproduction

  • question_answer
    The initial step during fertilization of ovum is :

    A) Penetration of sperm into ovum

    B) Fertilizin-antifertilizin reaction

    C) Formation of fertilization core

    D) Formation of fertilization membrane

    Correct Answer: B

    Solution :

    Fertilizin-antifertilizin reaction


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