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3.2 Coordination and control – the endocrine system

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Question 9
F

Near the end of the menstrual cycle, the level of progesterone in the blood falls if the woman is not pregnant. What happens as a result?

[1]
A

An egg is released from an ovary.

B

The uterus lining becomes thicker.

C

The uterus lining breaks down.

D

The pituitary stops releasing FSH.

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3.2 Coordination and control – the endocrine system Questions

  1. GCSE
  2. /Biology
  3. /3.2 Coordination and control – the endocrine system

84 exam-style questions on OCR GCSE Biology 3.2 Coordination and control – the endocrine system, covering 3.2.1 Principles of hormonal coordination and control, 3.2.2 Roles of thyroxine and adrenaline, 3.2.3 Hormones in human reproduction, 3.2.4 Interactions of reproductive hormones, 3.2.5 Hormones in contraception, 3.2.6 Hormones in reproductive technologies, 3.2.7 Plant hormones in growth and coordination, 3.2.8 Effects of plant hormones, and 3.2.9 Uses of plant hormones. Each one has a worked solution and a mark scheme showing where the marks go.

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