MDCAT Biology MCQ #4979

What is the primary function of the zona pellucida in human fertilization?

MDCAT Biology MCQ #4979

  1. Question 1

    Q1. What is the primary function of the zona pellucida in human fertilization?

    • A) To facilitate sperm penetration
    • B) To prevent polyspermy
    • C) To nourish the developing embryo
    • D) To protect the ovum from immune cells

    Answer: To prevent polyspermy

    Explanation: Zona pellucida prevents multiple sperm from fertilizing the egg.