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5 marksSexual Reproduction in Humans

CAPE Biology Unit 1 · May/June 2021 · Paper 2 · Question 3(a)(i)

Table 1 provides relative blood concentrations of FSH and LH over the course of the menstrual cycle.

Plot the data from Table 1 as a line graph on the grid provided on page 17, placing the day of the cycle on the x-axis.

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Other parts of this question

  1. 3(a)(ii)Outline the roles of LH and FSH in the maturation and release of the secondary oocyte during the menstrual cycle.[4 marks]
  2. 3(b)Outline the process of blastocyst implantation in the uterus following fertilization, including the hormonal influences involved.[4 marks]
  3. 3(c)(i)State the developmental change in each of the labelled structures, A and B, during the transition from floral tissues to fruit tissues.[2 marks]
  4. 3(c)(ii)Discuss three advantages of asexual reproduction in plants for agriculture, including one limitation for each advantage discussed.[15 marks]

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