| Term | Definition |
| Reproduce | have offspring or young |
| DNA | a genetic code |
| Anabolism | life process which result in "building" the organism |
| Homeostasis | the ability or tendency of an organism or cell to maintain internal equilibrium by adjusting its physiological process |
| Catabolism | life process where energy is extracted by "breaking-down" substances |
| Stimulus | Something that causes an organism to react |
| Irritability | The ability of an organism to react |
| Biotic | living factor |
| Abiotic | non living factors |
| Observation | studying the world - wondering why, how, and what |
| Forming a Hypothesis | preliminary explanation - must be testable |
| Testing a Hypothesis | develop controlled experiment |
| Analysis / Recording | collecting data and organizing it into graphs, charts etc. |
| Forming a Conclusion | simplest explanation that may or may not support hypothesis |
| Replicating Work | must be able to test again and again and open for other scientist to see |
| Variable | factor in a experiment that can change |
| Independent Variable | deliberately changing / manipulated |
| Dependent Variable | is observed and can change in response to the independent variable |
| Controlled Variable | kept the same |
| Line Graphs need ... | Title, Labeled Axis ( X= Independent; Y= Dependent) |
| lipids | fats (oils) |
| carbohydrates | a source of energy |