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1. Introduction to Genetics(0)
2. Mendel's Laws of Inheritance(0)
3. Extensions to Mendelian Inheritance(0)
4. Genetic Mapping and Linkage(0)
5. Genetics of Bacteria and Viruses(0)
6. Chromosomal Variation(0)
7. DNA and Chromosome Structure(0)
8. DNA Replication(0)
9. Mitosis and Meiosis(0)
10. Transcription(0)
11. Translation(0)
12. Gene Regulation in Prokaryotes(0)
13. Gene Regulation in Eukaryotes(0)
14. Genetic Control of Development(0)
15. Genomes and Genomics(0)
16. Transposable Elements(0)
17. Mutation, Repair, and Recombination(0)
18. Molecular Genetic Tools(0)
- Genetic Cloning
  (0)
- Methods for Analyzing DNA
  (0)
19. Cancer Genetics(0)
- Overview of Cancer
  (0)
- Cancer Mutations
  (0)
20. Quantitative Genetics(0)
21. Population Genetics(0)
- Hardy Weinberg
  (0)
- Allelic Frequency Changes
  (0)
22. Evolutionary Genetics(0)

19. Cancer Genetics

Cancer Mutations

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19. Cancer Genetics

Cancer Mutations

4PRACTICE PROBLEM

Statement A: By age 70, approximately 50 out of 100 women with a BRCA1 or BRCA2 mutation will develop breast cancer.
Statement B: Ovarian cancer affects about 70 out of 100 women who carry the BRCA1 or BRCA2 mutation by the age of 70.
Which of the following is accurate?

ANSWERS OPTIONS

A

Both statements are correct.

B

Both statements are incorrect.

C

Only statement A is correct.

D

Only statement B is correct.

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