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See below for the specification points.

3.8 understand how the structure of the male and female reproductive systems are adapted for their functions

3.9 understand the roles of oestrogen and progesterone in the menstrual cycle

3.10B understand the roles of FSH and LH in the menstrual cycle

3.11 describe the role of the placenta in the nutrition of the developing embryo

3.12 understand how the developing embryo is protected by amniotic fluid

3.13 understand the roles of oestrogen and testosterone in the development of secondary sexual characteristics