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Diffusion
Question | Answer |
---|---|
CONCENTRATION | how much of something in an area |
DIFFUSION | movement of molecules from high to low concentration. No energy needed. |
OSMOSIS | movement water from high to low concentration. |
ACTIVE TRANSPORT | movement of molecules from low concentration to high concentration. Takes energy |
SEMI-PERMEABLE (selectively permeable membrane) | is a membrane which will allow some things to pass through based on size. |
MEMBRANE | is a thin material that separates two areas |
CELL MEMBRANE | is the part of the cell that covers the cell. It is selectively permeable |