Answer:
The correct answer is <em><u>"Mechanized plows allow larger areas to be farmed by a single farmer."</u></em>
Explanation:
Mechanized plows allow large areas of land to be plowed quickly. A further benefit is that mechanized plows do not fatigue as people and animals do. Because of this, mechanized plows help contribute to the increasing size of modern farms.
Ozone would be the secondary pollutant because it is caused when two primary pollutants react. Hope this helps!
Answer:
DNA
Explanation:
The answer is DNA. It belongs to a class of molecules called the nucleic acids, which are polynucleotides(long chains of nucleotides)
Hope this helped :)
Answer:
A.
Explanation:
increasing salinity decreases solubility of gas in water, therefore dissolved O2 concentration decreases.
