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6 Cards in this Set
- Front
- Back
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Closed Circulatory System
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a circulatory system in which the heart circulates blood through a network of blood vessels that form a closed loop
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Open Circulatory System
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a circulatory system in which the circulatory fluid is not contained entirely within vessels
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3 Main Body Parts of an Arthropod
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Head
Thorax Abdomen |
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Relationship Between Parasites & Host
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A parasite is an organism that feeds on the body of another living organism that is called the host
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4 Characteristics of Arthropods
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1. segmented body parts
2.jointed limbs 3.an external skeleton 4.well-devoloped nervous system |
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3 Functions of Neurons
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1.sense enviroment
2.carry mesages around the body 3.form ganglion |
