10 terms

Cell Processes

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Diffusion
The movement of particles from areas of higher concentration to areas of low concentration
Osmosis
The diffusion of water through a semi-permeable membrane
Passive transport
The movement of substance through a cell membrane without the use of energy
Active transport
The movement of substance through a cell membrane that requires the use of energy
Endocytosis
The active transport process that brings particles into the cell
Exocytosis
The active transport process that sends wastes and other substances out of the cell.
Photosynthesis
Process in which sunlight, carbon dioxide and water are used by plants, algae and some bacteria to make food
Cellular Respiration
The process in which cells use oxygen to break down food to make C02, water and energy
ATP
A complex molecule that stores energy and supplies it to fuel cell activities.
Fermentation
The breakdown of food without the use of oxygen