In 1990, the National Institute of Health and the U.S. Department of Energy began the Human Genome Project to map human chromosomes and sequence all of the approximately 75,000 human genes. The project is scheduled to be completed in 2003. As a result of this project, physicians can test individuals both before and after birth to determine if they have or are carriers for a genetic disorder.
Breast cancer is a common type of cancer among woman.
The genes involved in this have been determined and whether or not a person possesses the gene can be determined by genetic testing. Marsha is a 30 year old woman. Both her mother and her sister have had breast cancer. She is wondering what her risk of getting the disease is. Write a complete bibliographic reference.