Amino acid<span>, </span>any of a group of organic molecules that consist of a basic amino group (−NH2<span>), an acidic carboxyl group (−COOH), and an organic </span>R<span> group (or side chain) that is unique to each amino acid. </span>
The most likely reason is because of the decrease of population of prey in the south
Answer<u>:</u><em><u>C. Population size determines water demand</u></em>
Explanation:Population size determines water demand. Water is needed for household use, sanitaion,farming, and industrail use,so when the population increases,water demand increase.
<em>Hope this is right(-)-) </em>
<em><u>For study island</u></em>