The Transition from Aquatic to Terrestrial Lifestyles Required Many Adaptations

Multiple Choice

The transition from aquatic to terrestrial lifestyles required many adaptations in the vertebrate lineage. Which of the following is not one of those adaptations?

A) A shift from gills to air-breathing lungs
B) Improvements in the water resistance of skin
C) An alteration in the mode of locomotion
D) Development of feathers for insulation
E) Modifications to the nitrogen elimination system