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>
C because i have many mental issues and a family that doesnt support me and my wage is 2$ so
C)Unicellular, <span>maybe microorganisms but this is misleading because not all unicellular organisms are microscopic.</span>
Answer:
a dam flooding a valley
Explanation:
It would be a dam flooding a valley because in a new ecosystem there would then be a increased load of phosphorus and nitrogen and increased algae growth.