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Unit 1 A
Classification of Life, Scientific Method, Structure and Function
| Term | Definition |
|---|---|
| Scientific Method | Processes that scientists follow to study the natural world. |
| Steps in the Scientific Method | 1. Observe and Ask Questions 2. Form Hypothesis 3. Experiment 4. Gather and Analyze Data 5. Draw Conclusions 6. Report Findings |
| Hypothesis | Assumption about what will happen during an experiment based on reason and experience. "Educated guess" |
| Control | Group in experiment that variable does not change; used to compare experimental group to. |
| Experimental Group | Group where variable has changed. |
| Independent Variable | Variable that is changed or manipulated to see if change has an effect. |
| Depended Variable | Variable that is measured at conclusion of experiment; dependent on changes on independent variable |
| Characteristics of Life | 1. Metabolism 2. Homeostasis 3. Response to environment 4. Reproduction 5. Heredity 6. Organization 7. Growth and Development |
| Organization of Multicelled Organism | Cell - Tissue - Organ - Organ System - Organism |