Decide which structure is used in the following sentences.
Frogs belong to the amphibian family. They have vertebra and their skin is smooth and shiny. In addition, they are cold-blooded and breathe through their skin. All of these traits make them amphibious.

Respuesta :

Your Answer would be Classification

Since this is trying to Classifie the frog by its description

Answer:

In the phrases it is possible to recognize that Taxonomy is being used, this  allows the scientific classification of organisms in order to organize hierarchically organized groups of living beings that share certain characteristics. With this discipline is possible to   classified and difference parameters. Amphibians are a taxonomic class