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2 marksCell Division and Genetics

CSEC Human and Social Biology · May/June 2016 · Paper 2 · Question 4(a)(iii)

Figure 4 shows a diagrammatic representation of cell division in humans.

State the chromosome number of the parent cell and of each daughter cell in humans.

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Other parts of this question

  1. 4(a)(i)Identify the type of cell division illustrated in Figure 4.[1 mark]
  2. 4(a)(ii)State whether sex cells or somatic cells are produced by this process.[1 mark]
  3. 4(a)(iv)State the TWO types of sex chromosomes that fathers can pass to their offspring.[2 marks]
  4. 4(b)(i)Explain the advantage of testes being located outside the abdominal cavity.[3 marks]
  5. 4(b)(ii)Outline the roles played by the epididymis, seminal vesicles, and prostate gland in forming semen.[3 marks]
  6. 4(c)(i)State TWO measures a woman can take to protect herself against cervical cancer.[2 marks]
  7. 4(c)(ii)Name ONE sexually transmitted infection other than the one associated with cervical cancer.[1 mark]

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