13. what are the advantages and disadvantage to the exposure of uv radiation?

The advantage and disadvantage of UV exposure is listed below

Explanation:

Advantage

Ultraviolet radiation is used as sterilizing agent before culturing a bacteria of fungi in an autoclave.

Disadvantage

Ultraviolet radiation exposure can cause DNA damage by the formation of cyclobutane ring between two adjacent thymine residues known as thymidine dimers along a DNA strand.

   Ultraviotel exposure can cause skin cancer.

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.