Both BRCA1 and BRCA2 Are Tumor Suppressor Genes That Repair

question 83

Multiple Choice

Both BRCA1 and BRCA2 are tumor suppressor genes that repair damaged DNA.How do mutations in these genes predispose women for breast cancer?

• A) They allow future mutations to remain uncorrected.
• B) They cause the chromosome telomeres to extend.
• C) They lead to the construction of carcinogen receptors that pull harmful chemicals into the cell and accelerate the mutation process.
• D) They make the cell susceptible to viral infections.

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