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Elements
| Term | Definition |
|---|---|
| atom | the smallest part of a cell |
| molecule | made of one or more atoms bonded (stuck) together |
| organelles | composed of molecules, and carry out each specific function for each cell |
| cell | smallest functional unit of life. All living organisms are composed of one or more cells. |
| tissue | make up the second level of organization. They are formed by joining of the cells that have similar function or structures. |
| organs | a group of tissues that perform a specific function or group of functions. example= the heart |
| organ systems | a collection of organs that work together to perform a specific function. example= the digestive system |
| organism | a living thing that's able to perform simple acts of survival. example= humans, plants, bacteria |
| population | a group of organisms of the same species. example= wolves |
| community | a group of interacting species sharing a population environment. example= wolves, rabbits, and grass living in the same area. |
| ecosystem | has organisms but also includes the land, water, air, rocks, and other non-living things in the area |
| biome | a major regional or global community that is made up of similar ecosystems. example= rainforest, tundra, desert. |
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