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

question 42

Multiple Choice

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

• A) All these groups have a coelom.
• B) The common ancestor of all these groups was probably aquatic.
• C) All these groups have the same type of body plan.
• D) All these groups lost their coelom after moving to land.

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