I think it might be mass extinction.
Answer:
I believe the answer is Biological magnification. please tell me if I'm wrong.
Answer: Option C
Explanation:
Amino acids are the polymers that leads to the formation of the polymer proteins. The amino acids are joined together by the polypeptide bond.
In case of sugars the simple sugars are joined together by the glycosidic bond to form a more complex structure known as starches. The simple sugars are easily digested and are less complex in terms of bonding and structure.
D - i think since phosphates and nitrates play a major role in primary production
