jazmine0303 jazmine0303

23-04-2019
Biology

contestada

Which class of vertebrates is considered to be the first to develop lungs, allowing them to become terrestrial organisms?
A) Reptilia
B) Aves
C) Mammalia
D) Amphibia

Respuesta :

pwpresnell pwpresnell

23-04-2019

Answer:

Amphibia

Explanation:

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