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Processes involving moving molecules

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Jessica
January 30, 2009, 01:54 PM
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.