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Cells system part 1
Term | Definition |
---|---|
Organism | a living thing. |
Cell | he basic unit of structure and function in living things. |
Unicellular | made of a single cell. |
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 occurs as a result |
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 instruments that makes small objects look bigger. |
cell theory | a widely accepted explanation of the relationship between cells and living things. |
distinguish | 1) to manage to recognize something that you can barely see. 2) to 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 a organism; bear offspring |
energy | the ability to do work or cause change. |
waste | anything left over or not of use. |