Chapter 7 vocab Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Term | Definition |
cell membrane | thin, flexible barrier around a cell; regulates what enters and leaves the cell |
cell wall | strong supporting layer around the cell membrane in plants, algae, and some bacteria |
lipid bilayer | double-layered sheet that forms the core of nearly all cell membranes |
diffusion | process by which molecules tend to move from an area where they are more concentrated to an area when they are less concentrated |
equilibrium | when the concentration of solute is the same throughout the solution |
osmosis | diffusion of water through a selectively permeable membrane |
isotonic | when the concentrations of two solutions are the same |
hypertonic | when comparing two solutions, the solution with the greater concentration of solutes |
hypotonic | when comparing two solutions, the solution with the lesser concentration of solutes |
facilitated diffusion | movement of specific molecules across cell membranes through protein channels |
active transport | energy requiring process that moves materials across a cell membrane against a concentration difference |
endocytosis | process by which a cell takes material into the cell by in-folding of the cell membrane |
phagocytosis | process in which extensions of cytoplasm surround and engulf large particles and take them into the cell |
pinocytosis | process by which a cell takes in liquid from the surrounding environment |
exocytosis | process by which a cell releases large amounts of material |
Created by:
Tyl3r10959
Popular Science sets