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Bio
Bio chapter 1
| Term | Definition |
|---|---|
| Science | body of knowledge based on study of nature |
| biology | science of life |
| organism | any thing that has or once had these traits made of one or more cells, grows/developes, reproduces, responds to stimuli, needs energy, maintains homeostasis, evolves/adapts. |
| organization | arranged in an orderly way |
| growth | addition of mass to an organism |
| development | process of natural changes. |
| reproduction | production of offspring |
| species | group of organisms that can breed with one another |
| stimulus | a reaction of an organism caused by their environment. |
| response | reaction to the stimulus. |
| homeostasis | regulation of an organisms internal conditions |
| adaptation | inherited characteristic that results from changes to a species over time |
| theory | explanation of a natural phenomenon |
| peer review | science based info reviewed by scientists peers. |
| metric system | units with divisions that are powers of ten |
| observation | direct method of gathering info |
| inferences | making logical solutions |
| scientific methods | a scientific process to finding a solution to a problem |
| hypothesis | testable explanation of a situation |
| experiment | investigates a phenomenon in a controlled setting to test a hypothesis. |
| control group | group used for comparison |
| experimental group | group exposed to factor being tested |
| independent variable | one factor changes might affect the outcome |
| dependent vatriable | second factor changes tot he independent variable. |
| constant | factor that remains fixed |
| data | info gained from observations |