A 28-Year-Old Woman Comes to the Office After Finding a Lump

A 28-year-old woman comes to the office after finding a lump in her right breast.  Her mother died from ovarian cancer at age 34 and her maternal aunt died from breast cancer at age 32.  After an appropriate workup, the patient is diagnosed with breast cancer.  This patient most likely inherited a mutation in a gene normally responsible for which of the following processes?

A) Angiogenesis
B) Apoptosis suppression
C) DNA repair
D) Intercellular adhesion
E) Signal transduction

Correct Answer:

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