Term
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Definition
| The bones that make up the backbone of an animal. |
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Term
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Definition
| An animal that has no backbone. |
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Term
| Closed Circulatory System |
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Definition
| A circulatory system in which blood moves only within a connected network of tubes called blood vessels. |
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Term
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Definition
| An organ that removes oxygen from water. |
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Term
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Definition
| An animal that eats only plants. |
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Term
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Definition
| An animal that eats only other animals. |
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Term
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Definition
| An animal that eats both plants and animals. |
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Term
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Definition
| A series of events in which one organism eats another and obtains energy. |
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Term
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Definition
| An organism that can make its own food. |
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Term
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Definition
| An organism that obtains energy by feeding on other organisms. |
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Term
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Definition
| An organims that breaks down wastes and dead organisms. |
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