Question

which of the following may result in cancer?
i. radiation exposure
ii. chemicals in cigarettes
iii. ultraviolet light
iv. asbestos exposure
○ i&ii
○ i&iv
○ i only
○ i, ii, iii, & iv

Explanation:

• Radiation exposure can damage DNA and lead to cancer.
• Chemicals in cigarettes (like benzopyrene) are carcinogenic.
• Ultraviolet light (from the sun, for example) can cause mutations in skin cells, leading to skin cancer.
• Asbestos exposure is linked to lung cancer and mesothelioma.

Answer:

I, II, III, & IV