click below
click below
Normal Size Small Size show me how
cell system part1
Term | Definition |
---|---|
organism | a living thing |
cell | the basic unit of structure and function in living things |
unicellular | made of a singular 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 non living forces |
Homeostasis | the condition in which an organisms 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 things look big |
cell theory | A widely accepted explanation of the relationship between cells and living things |
distinguish | to manage to recognize something you can barely see to point out a difference |
Growth | size or stage of a 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 |