Check your understanding of concepts from 11·1–11·3 Animals are just one branch of the Eukarya domain by answering the following questions.
1. Invertebrates:
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B. |
C. |
D. |
E. |
2. What evolutionary change occurred in animal evolution such that animals had a “front” and “back,” as well as right and left sides?
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B. |
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D. |
E. |
3. The invertebrate species which is the closest evolutionary relative to the vertebrates (and other chordates) is the:
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B. |
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D. |
E. |
4. Which of the following is not a characteristic of all animals?
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D. |
E. |
5. All groups of animals have nervous systems EXCEPT:
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B. |
C. |
D. |
E. |
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