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Pre-AP Biology Ch. 1
Vocabulary for Chapter 1 in Pre-AP Biology.
| Term | Definition |
|---|---|
| Organism | Anything that has or once had the characteristics of life. |
| Organization | Orderly structure shown by living things. |
| Growth | Process that results in mass being added to an organism , may include formation of new cells and new structures. |
| Development | Changes an organism undergoes in its lifetime before it reaches adult form |
| Reproduction | Production of offspring |
| Stimulus | Any change in an organism's internal or external environment that causes the organism to react. |
| Response | Organism's reaction to stimulus. |
| Homeostasis | Regulation of an organism's internal environment to maintain conditions needed for life. |
| Adaption | An inherited characteristic of a species that develops over time in response to an environment factor, enabling the species to survive. |
| Independent Variable | The one factor that can be changed in a controlled experiment; is the factor tested and affects the experiment outcome. |
| Dependent Variable | Factor being measured in a controlled experiment; its value changes because of changes to the independent variable. |