A 33 year old woman discovers a lump in her breast on her, Ask an Expert

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A 33 year old woman discovers a lump in her breast on her left breast on self examination. Her mother and sister both had breast cancer. A mammogram demonstrates an ill-defined density in the oter quadrat of the left breast, with microcalcifications. Needle aspiation reveals the presnece alignant ductual epithelial cells Genetic screening identifies a muation in BRCA1. In addition ot cell cycle control, BRCA1 protein promotes which of the following ceullar funcitons?

Apoptosis

Cell adhesion

DNA repair

Gene transcrption

Transmembrane signalling

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Biology, Academics

Category:- Biology
Reference No.:- M9370245

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