An organism that breathes through primitive lungs, lays soft eggs, and is cold-blooded is most likely a(n) ____________.

Question

Quizplus · Accepted Answer

Amphibian. Amphibians are the only species that fit the description.
Key Takeaway: While it is tempting to choose reptile as the answer, reptiles differ from amphibians in that they lay hard eggs. Birds lay hard eggs and are warm-blood. Mammals are warm-blooded and generally do not lay eggs. Annelids typically reproduce asexually and do no lay eggs.

An Organism That Breathes Through Primitive Lungs, Lays Soft Eggs