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Cell Process

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 to change carbon dioxide and water into sugar and oxygen.
Cellular Respiration The process by which cells use oxygen to produce energy from food.
ATP Chemical energy created by cellular respiration in the mitochondria of eukaryotic cells.
Mitosis The process by which once cell copies its DNA and divides it evenly to create two new cells that are identical copies of one another.
Cell division Occurs for the purposes of growth, repair, replacement or reproduction.
Semi-permeable membrane A membrane that allows only certain particles to pass through it.
Passive Transport The movement of particles across a cell membrane without the use of energy.
Diffusion The movement of molecules from high concentration to low concentrations without the use of energy.
Osmosis The diffusion of water through a semi-permeable membrane
Active Transport The movement of particles across a cell membrane from areas of low concentration to areas of higher concentration requiring energy.
Endocytosis The process by which cells use energy to surround and enclose a particle in its cell membrane, forming a vesicle or vacuole to bring the particle into its cytoplasm.
Exocytosis The process by which energy is used to move a vesicle or vacuole containing cellular products or wastes to be released from the cell.
vesicle another term for vacuole
DNA Genetic material - instructions for controlling the cell and creating cellular products
Cell Membrane Where the exchange of cellular materials and wastes into and out of the cell takes place.
Oxygen and glucose(sugar) Products of Photosynthesis
Carbon Dioxide, water and ATP(energy) Products of Cellular Respiration
Glucose Sugar - the storage molecule of food from photosynthesis
Created by: amy.jensen
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