Brca Breast Cancer. The brca gene test is a blood test that uses dna analysis to identify harmful changes mutations in either one of the two breast cancer susceptibility genes brca1 and brca2. Humans inherit one set of genes from.
However if you do have a family history of breast cancer ovarian cancer or both heredity could have played a role in the cancer s development. Every human has both the brca1 and brca2 genes. Women who inherit a mutation or abnormal change in.
Genes act as instructions and contain information to build and maintain cells in the body.
Brca1 breast cancer gene 1 or brca2 breast cancer gene 2. Humans inherit one set of genes from. The function of the brca genes is to repair cell damage and keep breast ovarian and other cells growing normally. Everyone has brca1 and brca2 genes.
