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biology midterms
| Term | Definition |
|---|---|
| biology | science that employs the scientific method to study living things |
| controlled experiment | to test the affect of a single variable by changing it while keeping all other variables the same |
| hypothesis | proposed scientific explanation for a set of observations |
| theory | evidence form investigations builds up a hypothesis and may become well supported |
| inference | logical interpretation based on prior knowledge or experience |
| homeostasis | organisms maintain a relatively stable internal environment |
| metabolism | chemical reactions through which organism builds up or breaks down materials as it carries out its life processes |
| population | group of individuals of the same species that live in the same area |
| cell culture | cells are able to reproduce a group of cells and develop from a single original cell. |
| cell fractionalization | cells are in pieces and cell parts are separated |