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the movement of particles through proteins in the cell membrane against the direction of diffusion; requires cells to use energy.
the life cycle of a cell; in eukaryotes it consists of chromosome duplication, mitosis, and cytokinesis
the process of producing ATP in the cell from oxygen and glucose; releases carbon dioxide and water
a coiled structure of DNA and protein that forms in the cell nucleus during cell division
the movement of particles from an area where their concentration is high to an area where their concentration is low
the process in which a cell membrane surrounds a particle and encloses it in a vesicle to bring it into the cell
"the process used to remove large particles from a cell; during exocytosis, a vesicle containing the particles fuses with the cell membrane"
the diffusion of particles through proteins in the cell membrane from areas where the concentration of particles is high to areas where the concentration of particles is low
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