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19 Cards in this Set

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  • Back
Phospholipid Bilayer
two-layer "sandwich" of molecules that surrounds a cell
Nuclear Envelope
double membrane that surrounds a cell nucleus
Nucleolus
ball-like mass of fibers and granules in a cell nucleus
Ribosome
cluster of proteins and nucleic acids that constructs proteins in a cell
Endoplasmic Reticulum
network of membranes within a cell's cytoplasm that produces a variety of molecules
Golgi Apparatus
cellular organelle that modifies, stores, and routes cell products
Vacuole
membrane-bound sac that buds from the endoplasmic reticulum or the Golgi apparatus
Lysosome
membrane-bound sac containing digestive enzymes that can break down proteins, nucleic acids, and polysaccharides
Chloroplast
organelle found in some plant cells and certain unicellular organisms where photosynthesis takes place
Mitochondria
cellular organelles where cellular respiration occurs
ATP
(adenosine triphosphate) main energy source that cells use for most of their work
Microtubule
straight, hollow tube of proteins that gives rigidity, shape, and organization to a cell
Microfilament
solid rod of protein, thinner than a microtubule, that enables a cell to move or change shape
Flagella
long, thin, whip-like structures, with a core of microtubules, that enable some cells to move
Cilia
short structures projecting from a cell and containing bundles of microtubules that move a cell through its surroundings or move fluid over the cell's surface
Microtubule
straight, hollow tube of proteins that gives rigidity, shape, and organization to a cell
Microfilament
solid rod of protein, thinner than a microtubule, that enables a cell to move or change shape
Flagella
long, thin, whip-like structures, with a core of microtubules, that enable some cells to move
Cilia
short structures projecting from a cell and containing bundles of microtubules that move a cell through its surroundings or move fluid over the cell's surface