In which group does some gas exchange occur across the skin?

A) fish
B) insects
C) lizards
D) amphibians
E) snakes

Gas Exchange

The process by which organisms exchange gases (such as oxygen and carbon dioxide) with their environment, crucial for respiration and photosynthesis.

Amphibians

Amphibians are a class of cold-blooded vertebrates that includes frogs, toads, salamanders, and newts, characterized by their life cycle stages both in water and on land.