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cell system vocab
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 or 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 a 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 to 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 point out a difference |
Growth | 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 reproduce 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 |