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2 marksReproduction

CSEC Biology · May/June 2017 · Paper 2 · Question 3(a)(iii)

Figure 4 illustrates the events that take place during the human menstrual cycle.

Name the organ that produces Hormones X and Y.

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Other parts of this question

  1. 3(a)(i)Identify Hormones X and Y and the event occurring at Z.[3 marks]
  2. 3(a)(ii)What is the role of EACH hormone in the menstrual cycle?[2 marks]
  3. 3(a)(iv)Discuss the fate of the following structures shown in Figure 4 if fertilization of the ovum occurs: Corpus luteum, Uterus lining.[4 marks]
  4. 3(b)Some contraceptive pills contain hormones. Suggest how this may prevent pregnancy.[1 mark]
  5. 3(c)A drug company is developing a male contraceptive pill. Suggest THREE ways in which this could prevent pregnancy.[3 marks]

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