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Cambridge IGCSE Biology practice

Paper 4 structured question: Sex hormones in humans

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Sex hormones in humans

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Paper 4Theory (Extended)1 marks

Hormone production during pregnancy

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Hormone production during pregnancy

During pregnancy, hormone production shifts to support the developing fetus and maintain the uterus lining.

  1. a

    Identify where oestrogen and progesterone are produced during pregnancy.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 4 structured question: Sex hormones in humans

Paper 4Theory (Extended)2 marks

Description

Hormone production sites

Oestrogen and progesterone are hormones involved in the menstrual cycle and pregnancy. Their production sites change depending on the stage of the cycle or pregnancy.

  1. a

    Identify where oestrogen is produced during the menstrual cycle before ovulation.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    Identify where progesterone is produced after ovulation during the menstrual cycle.

    Aim for approximately 1 distinct marking point.

    [1]