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The cell in Action

Aljanae White

TermDefinition
Diffusion The movement of particles from regions of higher density to regions of lower density
Osmosis the diffusion of water through a semipermeable membrane
Passive Transport the movement of subtances across a cell membrane without the use of energy by the cell
Active Transport The movement of subtances across the cell membrane that requires the cell membrane that requires the cell to use energy
Endocytosis the process by which a cell membrane surrouds a particle and encloses the 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 withthe cell membrane
Photosynthesis the process by which plants,algae, and some bacteria use sunlight, carbon dioxide, and water to make food.
Cellular respiration the process by which cells use oxygen to produce energy from food
Fermentation the breakdown of food without the use of oxygen
Cell cycle the life cycle of a cell
Chromosomes in a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein; in a prokaryotic cell, the main ring of DNA
Homologous Chromosomes chromosomes that have the dame sequence of genes and the same structure.
Mitosis in eukaryotic, a cell membrane-bound organelle that contain the cell's DNA and that has a role in processes such as growth,metabolism, and reproduction
Cytokinesis the divison of the cytoplasm of a cell
Created by: Aljanaenaynay
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