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Cells (Chapter 7)

Cell Theory 1.) Cells are the basic unit of structure and function in all living things 2.) All living things are made up of cells. 3.)New cells are produced from existing cells
Facilitated Diffusion in which molecules that cannot directly diffuse across the membrane pass through special protein channels.
Diffusion The process by which particles move from an area of high concentration to low concentration.
Isotonic the two solutions are the ''same strength''
Hypertonic they have a more concentrated sugar on the right side of the tube.
Hypotonic they have a ''below strength'' compared to the right side
Osmotic Pressure the net movement of water out or into the cell produces a force.
Homeostatis relatively constant internal physical and chemical conditions.
Tissue a group of similar cells that perform particular function
Organ System a group of organs that work together to perform a specific function
Receptor to respond to chemical signals, must have one
Nucleus - Contains and protects DNA - Surrounded by a double membrane
Created by: thekaybae



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