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Metabolism and Respiration

Match the vocabulary term with the correct definition.

AB
substrate(s)the material(s) thta bind to an enzyme
activation energyenergy required for a chemical reaction to occur
catalystmaterial that speeds up a chemical reaction but does not get used up
productthe ending material(s) in a chemical reaction
enzymea protein that acts as a catalyst for a biological reaction
anabolisma building reaction
metabolismthe sum of all chemical reactions within an organism
reductionwhen an atom or molecule gains electrons
oxidationwhen an atom or molecule loses electrons
catabolismbreaking larger molecules into smaller ones
Krebs cycleThe second stage of ACR; it oxidizes pyruvate to CO2
Electron transport chainWhere NADH is used for energy to make ATP
ATPmolecule that is used for energy
glycolysisthe initial process of breaking the glucose molecule into two parts that takes place in the cytoplasm
cellular respirationthe process by which the stored energy in glucose is converted into a usable form (ATP)
anaerobic respirationrespiration without oxygen that often leads to fermentation and no additional ATP produced
aerobic respirationrespiration that requires oxygen and produces 36 total ATP
mitochondrionwhere aerobic respiration produces ATP


Scott HS
Taylor Mill, KY

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