Question
The circulatory system of an insect _____a. is a closed systemb. includes a four-chambered heartc. circulates hemolymphd. moves blood through four separate circuits.
Step 1
Insects have an open circulatory system. This means that their blood, or hemolymph, is not enclosed in vessels like it is in humans and other animals with a closed circulatory system. Instead, the hemolymph is directly in contact with the body tissues or organs. Show more…
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