Cell/membrane/membrane transport/membrane transport protein/pumpのソースを表示

[[Category:cell]]
{{Point|Pumps increase concentration difference}}
video: [[メディア:pump_K.swf|Flash]]（Win, Mac） / [[メディア:pump_K.m4v|MP4]]（iPad）
[[ファイル:pump_K.jpg|alt=pump_K.jpg|left|400px]] 
A pump is also a membrane transport protein.  This protein causes, the concentration difference across the membrane to be increased.
{{QuizTitle}}
<GIFT>
//LEVEL:3 
//RAND 
With the action of the pump, the concentration difference is {~decreased.=increased}.
</GIFT>