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Ch. 11 and 12 vocab
| Term | Definition |
|---|---|
| instinct | a behavior that an animal does not have to learn |
| behavioral trait | how living things act |
| reflex | a type of behavior that involves no thought or decision |
| function | the purpose of role for which something is used |
| species | a group of living things that many characteristics in common |
| structure | a part of something |
| ecosystem | the living and nonliving things that interact in an environment |
| organism | an individual living thing |
| biotic factor | a living thig in an ecosystem, such as a plant, an animal, or bacteria |
| abiotic factor | a nonliving part of an ecosystem |
| producer | an organism that uses energy from the Sun to make its own food |
| flow of energy | the movement of energy from one organism to another in a food chain or food web |
| consumer | an organism that cannot make its own food |
| decomposer | an organism that breaks down dead plant and animal material |
| food web | the overlapping food chains in an ecosystem |
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