The answer is A) food web. B is not actually a thing, and C and D are very different vocab words.
I think its A but I'm not sure.
Answer:
Toxic Algae Blooms
Explanation:
Floodwater deposits a large amount of sediment. excess nutrients promote the growth of algae is a cause of eutrophication.
MRNA has a complex secondary structure; 3D. While tRNA is more like an X figure.
Answer: Utilizing the abundant hydroelectric resources for further power production
Explanation: