5 Questions
Which process moves a substance from a region of high concentration to a region of low concentration?
Simple diffusion
Which type of transport mechanism requires no energy to function?
Simple diffusion
What is the major function of the cell membrane in regulating the entry and exit of molecules?
Regulating the movement of molecules into and out of the cell
In which type of transport does an ion or molecule move down its concentration or electrochemical gradient?
Simple diffusion
What is the process in which water moves across a selectively permeable membrane from an area of higher water concentration to an area of lower water concentration?
Osmosis
Test your knowledge on the different methods of transport across the cell membrane, including diffusion, osmosis, and active transport. Learn about the movement of substances in and out of cells through this quiz.
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