Quelpr
1 markHealth and Disease

CAPE Biology Unit 2 · 2006 · Paper 2 · Question 3(a)

A sick child undergoes gene therapy involving isolated somatic cells, viral vectors, and re-implantation.

Name the type of therapy that the child is undergoing.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 3(b)Identify the type of enzymes used to remove the normal allele from the genome of the donor whose genes are being used in the treatment.[1 mark]
  2. 3(c)Suggest ONE benefit and ONE hazard of the technique shown in Figure 4.[2 marks]
  3. 3(d)Can the change in the genome be passed on to the individual's offspring? Give ONE reason for your answer.[2 marks]
  4. 3(e)(i)Briefly outline a method of detection and what you would observe if E. coli has taken up no DNA.[2 marks]
  5. 3(e)(ii)Briefly outline a method of detection and what you would observe if E. coli has taken up recombinant DNA.[2 marks]

More practice: the rest of this paper · more Health and Disease questions · all CAPE Biology Unit 2 past papers