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Cells Processes

TermDefinition
Cell The smallest unit of life that can perform all life functions: eat, grow, and reproduce.
Tissue A group of cells that work together to do the same job.
Organ A group of tissues that work together to perform body functions.
Diffusion The movement of material from an area of high concentration into an area of low concentration.
Osmosis The movement of water across a semipermeable membrane.
Passive Transport When cells don’t use any energy to move materials in and out of the cells.
Active Transport When cells have to use energy to move materials in and out of the cell.
Endocytosis When a cell surrounds a large particle in a pseudopod and uses energy to pull it into the cell.
Exocytosis When a cell surrounds a particle or a vesicle and pushes it out of the cell.
Created by: csquad4life
 

 



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