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19 Cards in this Set
- Front
- Back
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Cell Wall
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- In plants and fungi ONLY
- made of CELLULOSE - FUNCTION: Support and Protection |
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Plasma Membrane
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- Comp: Phospholipid Bilayer; Proteins
- Func: Define Cell boundary; control MOVEMENT of substances IN/OUT of cell |
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Nucleus
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- Comp: Nuclear envelope surrounding chromatin and nucleoli
- Func: Store GENETIC INFO; make DNA & RNA |
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Nucleolus
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Comp: concentrated area of chromatin, RNA, and protein
Func: form ribosomes |
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Chromatin
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Comp: uncondensed DNA
Func: store genetic info |
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Ribosome
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Comp: protein and RNA on rough ER
Func: protein synthesis |
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Endoplasmic Reticulum (ER)
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Comp: Membranous, flattened channels & tubular canals
Func: produce/modify proteins and other substances; vesicle transport |
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Rough ER
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comp: covered with ribosomes
func: protein synthesis |
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Smooth ER
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comp: no ribosomes
func: various functions: produces lipids in some cells |
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Golgi apparatus
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comp: stack of membranous saccules
func: processing, packaging, and distribution of proteins and lipids |
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Vacuole and Vesicle
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comp: membranous sacs
func: storage of various substances |
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Lysosome
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comp: membranous vesicle containing digestive enzymes
func: intracellular digestion |
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Peroxisome
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comp: membranous vesicle containing specific enzymes
func: various metabolic tasks |
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Mitochondria
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comp: membranous cristae bounded by an outer membrane
func: cellular respiration |
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Chloroplast (Plants & some PROTISTS ONLY!)
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comp: membranous cristae bounded by two membranes
func: photosynthesis |
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cytoskeleton
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comp: microtubules & filaments
func: shape of cell and movement of its parts |
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cilia and flagella
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comp: 9+2 pattern of microtubules
func: movement of cell |
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cytoplasm
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comp: thick fluid, composed mostly of water
func: fills bulk of cell's volume; supports cell |
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centriole (ANIMAL CELLS ONLY!)
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comp: 9+2 pattern of microtubules
func: formation of basal bodies |
