Question

How do the lungs of a frog differ from those of the rat?

Answer 1

Yo!
Here's the answer!
Frog lungs are simple sacs with a surface area increase by being partitioned.
A rats lungs have alveoli, giving them a much larger surface area. 
Hope that this helps you!
-TGA.

Answer 2

Answer:

Explanation:

•Frogs have lungs which are smaller than that of rats ,they increase when they have high potential

•Rats have big lungs as compared to frogs,they have big lung alviole