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Biology 20 Online
OpenStudy (anonymous):

Which of the following animals is most likely to have an open circulatory system? A. lizard B. bird C. dog D. crab

OpenStudy (anonymous):

At first I thought it was crab but then i thought it was lizard

OpenStudy (anonymous):

It is a crab because arthropods have an open circulatory system, and crabs are arthropods.

OpenStudy (anonymous):

ya thats what i thought. thanks

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