Which is not a characteristic of an arthropod?
a. Exoskeleton
b. Articulation of appendages
c. Striated muscle
d. Central nervous system
ANS: D
Arthropods have a strong exoskeleton made of chitin. Striated muscles allow for rapid movement in
these animals. They are able to bend those appendages at particular points. Information can be found
in the section Advanced Invertebrates Have Complex Bodies and Internal Systems.
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