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Unit 4


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Issues in human genetics

Issues in human genetics is a rôle play about three inherited conditions: Cystic fibrosis, Duchenne muscular dystrophy and Huntington's disease. The package also includes background information about human genetics.



Background information

Cells, chromosomes, genes and proteins; Different forms of genes; What is a genetic 'disease'?; Recessive conditions; Dominant conditions; Sex-linked conditions; Multifactorial conditions; Finding disease-causing genes; Screening and counselling; Screening in early pregnancy; Screening for haemoglobin disorders; Pinpointing the cystic fibrosis gene; Preimplantation diagnosis; Principles of gene therapy; First steps in gene therapy; Cell therapy

Using these materials

  • Guidelines for teachers

Photocopy masters

  • Genetics cards
  • Briefing notes: Cystic fibrosis; Duchenne muscular dystrophy; Huntington's disease
  • Worksheets


  • Eugenics
  • Cultural contexts of genetic screening
  • Additional resources and sources of
  • Human genetics questionnaire