CAIE A Level Biology 9700 · Genetic technology
Maria, aged 35, has a parent who was diagnosed with Huntington's disease (HD) at age 50. She is considering undergoing predictive genetic testing to find out whether she carries the mutant allele that causes HD.
Discuss the advantages and the social and ethical considerations of using genetic screening for Huntington's disease in this situation.
7 marks, so the mark scheme is looking for about 7 separate creditworthy points. Making the same point twice in different words earns it once.
Discuss means: Set out the points on more than one side and weigh them up. Cover both sides, then finish with a judgement that follows from what you wrote.
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