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Cell System Vocab
The Cell System
Term | Definition |
---|---|
Organism | A living Thing |
Cell | The basic unit of structure and function in living things. |
Unicellular | Made of a single cell |
Multicellular | Consisting of many cells |
Stimulus | Any change of signal in the environment that can make an organism react in some way |
Response | An action or change in behavior that occurs as a result of stimulus |
Spontaneous Generation | The mistaken idea that living things arise from nonliving sources |
Homeostasis | the condition in which an organism's internal environment is kept stable In spite of changes in the external environment |
Characteristics | A feature that helps identify something |
Microscope | An instrument that makes small objects look larger |
Cell Theory | A widely accepted explanation of the relationship between cells and living things |
Distinguish | To manage to recognize something you can barely see. 2) To point out a difference |
Growth | A size or stage of development |
Hand Lens | a magnifying glass designed to be held in the hand |
Magnification | To increase the apparent size of an object |
Reproduce | To produce its kind, as in an organism: bear offspring |
Energy | The ability to do work or cause change |
Waste | Anything left over or not of use |