1.Describe how mutations lead to genetic variations. 2.Which appears to be more dangerous the BRC1 or BRC2 mutation? 3.Analyze a woman’s risk of dying of cancer if she carries a mutated BRC1 gene. 4.How do heredity and inheritance relate to the data presented in these charts? 5.What data would you need to see in order to draw conclusions about the effectiveness of preventive surgeries? 6.What does the age at diagnosis tell you about the mutation? 7.Explain how breast cancer genes are still present in the population, despite cancer related surgeries and deaths.

Question

1.Describe how mutations lead to genetic variations. 2.Which appears to be more dangerous the BRC1 or BRC2 mutation? 3.Analyze a woman’s risk of dying of cancer if she carries a mutated BRC1 gene.  4.How do heredity and inheritance relate to the data presented in these charts? 5.What data would you need to see in order to draw conclusions about the effectiveness of preventive surgeries? 6.What does the age at diagnosis tell you about the mutation? 7.Explain how breast cancer genes are still present in the population, despite cancer related surgeries and deaths.

aaronq · Answer

that's quite a lengthy question. Have you done any online research on the BRCA1/2 genes?

anonymous · Answer

Mutations create new alleles and therefore greater genotypes