What best describes the role of these five organisms in a food web? Carnivores, as they obtain food from other animals
Consumers, as they feed on either producers or meat
Herbivores, as they obtain food from plants
Consumers, as they make their own food

carnivores

Explanation:...

These animals feed of of other animals.

*ps i took the test*

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.