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NEET Biology Chemical Coordination and Integration Question Bank Self Evaluation Test - Chemical Co-ordination and Integration

  • question_answer
    A decrease in the level of oestrogen and progesterone causes:

    A) Growth and dilation of myometrium.

    B) Growth of endometrium.

    C) Constriction of uterine blood vessels leading to sloughing of endometrium or uterine epithelium.

    D) Release of ovum from the ovary.

    Correct Answer: C

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