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cellbio exam 2 2

enzymes

TermDefinition
endocytosis envelop cell membrane around something to bring it in
exocytosis envelop cell membrane around something to kick it out
phagoctosis cell consumes a solid
pinocytosis cell drinks a liquid
exterior glycoproteins sends ligands to other cells to talk
ligand travels to other cell, docked at glycoprotein, gives message
receptor site where ligand docks
autocrine communication cell talks to itself, ligand docks at own glycoprotein
paracrine communication cell talks to neighbor
endocrine communication ligand goes into bloodstream to talk to far away cell
MHC ID tags- every cell type has unique glycoproteins. how white blood cell checks for strangers
enzymes specialized glob proteins that control chemical reactions
catalyst enzyme changes stuff in substrate
substrate what enzymes bind to
active site part of enzyme that actually binds to substrate
turnover number reactions per minute that 1 enzyme can catalyze
regulating enzymes enzyme control system
competitive inhibitors bind to active site on enzyme and turn it off forever
noncompetitive inhibitors bind to other parts of enzymes to slow it down temporarily
cofactors minerals
coenzymes vitamins
hydrolase does hydrolysis
lyase breaks things down without water
Created by: user-1862257
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