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Osmosis & Diffusion

QuestionAnswer
The movement of water specific molecules from an area of higher concentration to lower concentration. Osmosis
The cell membrane selecting certain molecules to allow them in and out of the cell. Selectively Permeable
The movement of molecules (Oxygen, Calcium, Glucose etc.) into and out of the cell. Diffusion
The movement of molecules that does NOT require energy. Passive Transport
The movement of molecules that DOES require energy. Active Transport
What are a few example(s) of Passive Transport -Osmosis -Diffusion
In which direction to molecules ALWAYS like to move? Higher Concentration to Lower Concentration
Think of some examples of Diffusion in every day life. Answers will vary
What happens to the cell if the water molecules are more highly concentrated inside the cell rather than outside? The cell could swell and burst
What happens to the cell if the water molecules are more highly concentrated outside of the cell rather than inside? The cell could shrink/shrivel
Created by: khalvorson