Question

Ultraviolet light from the Sun can

A. cause skin cells to release stinging chemicals.

B. help skin cells to repair DNA faster.

C. damage molecules in skin cells, such as DNA

D. damage nerve cells but not skin cells

Answer 1

C.

Ultraviolet radiation from the sun can harm the DNA in skin cells. If DNA is damaged, mutations and skin cancer occurs. UV radiation can also cause sunburns and premature aging of the skin. While UV radiation can stimulate the production of vitamin D in the skin, it is crucial to protect the skin from excessive exposure to UV radiation to minimize the risk of skin cancer.