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Cell Parts

Cell structures

TermDefinition
Facilitated a form of passive transport where a channel lets a molecule flow down its concentration gradient through a membrane; _____ diffusion
Rough ER A highly folded membrane that is the site of protein and lipid synthesis
Cell Membrane lipid bilayer surrounding cell, regulating what enters and exits the cell
Cytoskeleton A framework for the cell within the cytoplasm to help the cell and its internal parts move
Mitochondria Membrane-bound organelle that makes energy available to the rest of the cell
Flagella Long projection from cell surface which aids in locomotion and feeding; usually 1 or 2
Cilia Short projection from cell surface that aid in locomotion and feeding.
Golgi Apparatus Flattened stack of tubular membranes that modify, sort and package proteins and other substances into vesicles for distribution.
Nucleus Control center of the cell that contains coded directions for the production of proteins and cell division
Chloroplast Double membraned organelle which converts sunlight, water and carbon dioxide into glucose
Prokaryotes Single-celled organisms without membrane bound organelles or nucleus
Centrioles Paired organelles that are important for cell division; located near nucleus
Ribosome synthesize proteins
Lysosome Vesicle that contains digestive enzymes for the breakdown of excess or worn-out cellular substances
Cell Wall Inflexible barrier providing protection and structure in plants
Eukaryotes cells containing membrane bound organelles
Nucleolus site in nucleus of ribosome production
Respiration burning of sugar with oxygen to yield carbon dioxide and water
Photosynthesis conversion of sunlight, water and carbon dioxide into sugar
Phospholipid bilayer double layer separating inside from outside
Cell smallest unit of life known to science
Vesicle sac for transporting proteins and chemicals both within and to the cell membrane for release by the cell
Smooth ER Lipid and Carbohydrate synthesis as well as detoxification in Liver
Central Large Vacuole large central storage place found in plants only; helps plants stand tall
Vacuole Storage sac within the cell
Created by: mrbstp
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