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unit 1 reveiw
Question | Answer |
---|---|
tiny particles that make up small substances | Atoms |
a group of atoms bonded together | Molecules |
tiny structures found inside cells that carry out specialized functions | Organelles |
membrane-bound units containing fundamental biomolecules, such as protiens, lipids, and DNA | Cells |
groups of cells with a similar structure and function. They work together to do a specific job. | Tissues |
Structure made from different tissue types that work together to perform a particular function. | Organs |
complicated structures containing multiple organs, working together to perform a specific function. | System |
An individual animal, plant, fungus,or other living thing. | Organism |
groups of similar individuals that can interbreed to produce fertile offspring. The groups may be separated geographically. | Species |
communities of living things and the physical environment in which they live. | Ecosystem |
parts of the Earth's surface and atmosphere that are occupied by living things. | Biosphere |