CAPE Biology Unit 1 · 2008 · Paper 2 · Question 6(b)
Briefly comment on the role of the placenta as a guardian for the developing foetus.
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- 6(a)(i)Discuss the biological basis for the rhythm method of contraception.[5 marks]
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- 6(c)Describe the structure of a young plant ovule.[4 marks]
- 6(d)Discuss the relative merits of cross-fertilisation and self-fertilisation in plants.[4 marks]
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