Match each term with its definition. Match Term - Headwaters
- Lentic ecosystems
- Ecotone
- Eutrophication

A) Excessive richness of nutrients in a body of water Lentic ecosystem

B) The border between two biomes Ecotone

C) Formed by a body of standing or still water Eutrophication

D) The beginning and source of the river

what following? you said which of the following. but there is no be more specific.

i think the answer would be d

the question isn't complete here so i can't right an answer '_'

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.