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Processes involving moving molecules


Jessica January 30, 2009 01:54 PM
Processes involving moving molecules
 
1. Fresh water moves into a single-celled organism. osmosis
2. Pockets of the cell membrane fill with water and pinch off to become vacuoles inside the cell. pinocytosis
3. Oxygen molecules move from the lungs into the bloodstream. diffusion
4. An ameba engulfs a large particle of food. phagocytosis
5. Carrier proteins transport glucose into a muscle cell. facilitated diffusion
6. Sodium ions are pumpled out of a red blood cell. molecular pumping

Jessica January 31, 2009 09:25 PM
can someone check it? there will be a quiz on it and my lab is graded.


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