• Describe the role of genes in the development of breast cancer

Genetics play a massive role in the development of breast cancer, BRCA1 and BRCA2 are two main responsible genes which is faulty can cause cancer (these are tumour suppressor genes

breat cancer affects 1 in 10 British woman at some point in life

• why should cancers be confirmed even if families have provided information regarding them?
• what sources are used to confirm cancers?

• Develop insight into the underlying basis of familial predisposition to breast cancer