Question

which accurately describes the relationship between cancer risk and exposure to mutagens?
cancer risk decreases when a person is exposed to mutagens because the risk of dna mutation decreases as well.
cancer risk increases when a person is exposed to mutagens because the risk of dna mutations increases as well.
cancer risk increases when a person is exposed to mutagens because the risk of dna mutations decreases considerably.
cancer risk decreases when a person is exposed to mutagens because the risk of dna mutations increases considerably.

Explanation:

Mutagens are agents that can cause DNA mutations. Cancer is often associated with DNA mutations. So, exposure to mutagens increases the risk of DNA mutations, which in turn increases the cancer risk.

Answer:

Cancer risk increases when a person is exposed to mutagens because the risk of DNA mutations increases as well.