b.9c enzymes

B.9C Enzymes

Picture Vocabulary

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Enzyme

a protein that can change the rates of specific reactions

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Monomer

a small molecular unit that can be chemically combined with other small

molecular units to form a larger molecule

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Polymer

a large molecule formed by the bonding of smaller molecular units

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Substrate

a substance upon which an enzyme ac†s

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Metabolism

all of the physical and chemical processes that occur within an

organism © 2012 Rice University - All Rights Reserved

Product

the substances resulting from a chemical reaction

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Reactant

any substance that undergoes chemical change

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Hydrolysis

the chemical process in which water molecules are added to break

the bonds of a polymer © 2012 Rice University - All Rights Reserved

Condensation Reaction

the chemical process in which water molecules are released to form bonds

between monomers to produce polymers

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Dehydration Synthesis

the chemical process in which water molecules are released to form bonds

between monomers to produce polymers © 2012 Rice University - All Rights Reserved

Activation Energy

amount of energy needed for a reaction to occur

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Energy

ability to do work © 2012 Rice University - All Rights Reserved

Active Site

the location on an enzyme where the substrate attaches

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Catalyst

simple inorganic molecule that changes the rate of a chemical reaction

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Coenzyme

a substance that works with an enzyme to change the rate of a reaction

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Denature

changing the chemical structure so that it loses its function

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Enzyme-Substrate Complex

the intermediate formed when a substrate interacts with the enzyme’s active site

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