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Life Science: Cellular transport vocabulary 2009-2010

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Question
Answer
The diffusion of water (H2O) through the cell membrane   Osmosis  
The random movement of molecules from a high concentration gradient to a low concentration gradient   Diffusion  
Cellular transport that DOES NOT require energy to occur. (AKA:Lazy Transport)   Passive Transport  
Takes place when energy is needed to move substances through a cell membrane; sometimes a vesicle will form or transport protiens are utilized.   Active Transport  
The number of molecules in two areas are the same.   Equilibrium  
The process of taking substances INTO a cell by surrounding them with the cell's membrane   Endocytosis  
The process in which the contents of a vesicle are moved outside of the cell.   Exocytosis  


   


 

 

 

 

 

 
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