A general explanation of what cancer is An explanation of what the test for BRCA genes indicates for patients with
a positive or negative result
Benefits of testing
Drawbacks of testing

Cancer is a disease caused by unregulated cell division,

if someone has a mutated version of the brca gene they are more likely to develop breast cancer because the brca gene regulates the cell cycle.

Benefits: can regularly test for cancer if you know you're at risk

drawbacks: may create anxiety in the person

Explanation:

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.