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4 marksCell Division and Variation

CAPE Biology Unit 1 · May/June 2025 · Paper 2 · Question 2(a)(iv)

Stages of meiosis observed in an anther.

Outline ONE difference between EACH of the following pairs of terms: - Chromatin and chromosome - Haploid and diploid

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  1. 2(a)(i)Name EACH of the stages of meiosis labelled P–S in Figure 4.[4 marks]
  2. 2(a)(ii)In the box provided, draw a diagram of Stage P as shown in Figure 4.[5 marks]
  3. 2(a)(iii)Explain how Stage R shown in Figure 4 produces genetic variation in meiosis.[3 marks]
  4. 2(b)Discuss why the formation of a chiasma is important in meiosis but does not occur in mitosis.[4 marks]
  5. 2(c)(i)Define the term 'genetically modified'.[2 marks]
  6. 2(c)(ii)Discuss ONE possible social implication and ONE possible environmental implication if farmers were allowed to plant genetically modified soya bean in the…[8 marks]

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