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cell processes

TermDefinition
homeostasis the maintenance of a constant internal state in a changing environment
photosynthesis the process by which plants, algae, and some bacteria use sunlight
cellular respiration the process by which cells use oxygen to produce energy from food
mitosis in eukaryotic cells, a process of cell division that forms two new nuclei, each of which has the same number of chromosomes.
passive transport the movement of substances across a cell membrane without the use of energy by the cell.
diffusion the movement of particles from regions of higher density to regions of lower density.
osmosis the diffusion of water through a semipermeable membrane.
active transport the movement of substances across the cell membrane that requires the cell to use energy.
endocytosis the process by which a cell membrane surrounds a particle in a vesicle to bring the particle into the cell.
exocytosis the process in which a cell releases a particle by enclosing the particle in a vesicle that then moves to the cell surface and fuses with the cell membrane.
Created by: qveen._natalie
 

 



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