Adaptations to terrestrial environments evolved independently in arthropods, mollusks, nematodes, and annelids. What logical conclusion would you make from this statement?

Question

Quizplus · Accepted Answer

The fact that these different groups independently evolved adaptations to terrestrial environments suggests that their common ancestor was aquatic and did not have these adaptations. Thus, they evolved these adaptations after diverging from their aquatic ancestor.

Adaptations to Terrestrial Environments Evolved Independently in Arthropods, Mollusks, Nematodes