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CHPT 7 CELLS!!!

TermDefinition
Cell basic units of living organisms
Cell Theory made up of 3 main ideas: 1.) all organisms are composed of one or more cells. 2.) cell is basic units of organisms 3.) all cellos come from pre-existing cells
Compound light microscope uses series of lenses to magnify objects in steps
electron microscopes uses beams of light to magnify structures up to 500 000 times their true size
Eukaryote cells containing membrane-bound organelles
nucleus organelle that mangoes or controls cellular functions
organelle specialized mini organs inside cells
prokaryote cells non containing membrane-bound organelles
Fluid mosaic model model of the plasma membrane
phospholipid glycerol backbone two fatty acid chains and a phosphate group
Plasma membrane flexible boundary between cell and it's environment
selective permeability process in which membrane allows some molecules to pass through while keeping others out.
transport proteins move needed substances or waste materials through the plasma membrane
cell wall structure located outside the plasma membrane that provides additional support and protection
chloroplast capture light energy and convert it into chemical energy
chromatin strands of genetic material
cilia short numerous projections that look like hairs
cytoskeleton support structure
cytoplasm gelatinous fluid inside of cell
endoplasmic reticulum site of cellular chemical reaction
flagella longer projections that move with a whip like motion
golgi apparatus sorts proteins into packages and packs them into membrane bound structures
lysosome contain digestive enzyme
microfilament small solid protein fibers
mircotubule thin hollow cylinders made of proteins
mitochondria organelles that transform energy for cells
nucleolus inside nucleus prominent organelle
plastis group of plant organelle that storages starches lipids or even pigments
ribosome produces proteins acording o DNA
vacuole compartments in cell temporary storage materials
chlorophyll traps light energy and gives leaves and stems their color
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