Genes & cancer

  • describe the main characteristics of benign and malignant tumours
  • describe the role of the following in the development of tumours:
    • tumour suppressor genes and oncogenes
    • abnormal methylation of tumour suppressor genes and oncogenes
    • increased oestrogen concentrations in the development of some breast cancers
  • evaluate evidence showing correlations between genetic and environmental factors and various forms of cancer
  • interpret information relating to the way in which an understanding of the roles of oncogenes and tumour suppressor genes could be used in the prevention, treatment and cure of cancer