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Enzymes
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True or False: Metabolic reactions will destroy an enzyme. Thus every chemical reaction in your body requires a brand new enzyme.
False! Enzymes are not "used up" by the chemical reactions they facilitate.
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Any substance that is acted upon by an enzyme is called a(n)?
Substrate
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A _________ is a chemical that can make a chemical reation happen faster or more efficiently.
catalyst
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Enzymes are composed of what organic molecule?
Protein
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What is an enzyme substrate complex?
The combination of the enzyme and the chemical that goes inside of it.
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Which represents the enzyme, lock or key?
Lock
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Significantly changing the pH the enzyme is exposed to will cause the enzyme to _____________.
denature
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A is _________
the enzyme's active site. The substrate fits into it.
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Where do substrates bind to an enzyme?
Active site
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List five factors affecting enzyme activity.
temperature, pH, substrate concentration
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What enzyme that can break down the protein into amino acids?
Protease
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If the substrate is fat then the chemicals labeled A and B would be _________.
Glycerol and fatty acid
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_______________ is a biological catalyst
Enzyme
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What is the purpose of an enzyme?
to speed up the reaction
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After the enzyme and substrate bind together and perform the reaction, what does the substrate become?
A product
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