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An arthropod has

a. an open circulatory system
b. a closed circulatory system
c. no circulatory system
d. no blood

User Pid
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1 Answer

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A. an open circulatory system


Explanation: In an open circulatory system, the blood is not enclosed in the blood vessels, but is pumped into a cavity called a hemocoel
User Anandaravindan
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