BRCA1 and BRCA2 mutations account for approximately 50% of hereditary breast and ovarian cancer.Is this statement true or false?

Question

Quizplus · Accepted Answer

These mutations account for about 70% to 85% of hereditary breast and ovarian cancers.The mutation is inherited as an autosomal dominant pattern;thus each offspring of an individual found to carry a BRCA mutation has a 50% chance of inheriting the same mutation.According to estimations of lifetime risk,12% of women in the general population will develop breast cancer compared with about 60% of women who have inherited a deleterious mutation in their BRCA genes.

BRCA1 and BRCA2 Mutations Account for Approximately 50% of Hereditary