TRUE OR FALSE?

Only eukaryotic cells have ribosomes.

Ribosomes are special because they are found in both prokaryotes and eukaryotes. While a structure such as a nucleus is only found in eukaryotes, every cell needs ribosomes to manufacture proteins. ... Ribosomes are found in many places around a eukaryotic cell. You might find them floating in the cytosol.

Explanation:

answer: dinosaur

explanation

their extinction was caused by massive asteroid that fell on earth

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.