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Enzymes
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In the diagram what is on the right side of the arrow?
Products or chemicals that are the result of a chemical reaction.
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True or False: Sucrose can easily pass through a human cell membrane.
False
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This chemical is a ____________.
Monosaccharide (simple sugar)
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Describe this chemical. Is it a monosaccharide or a disaccharide?
Sucrose is a disaccharide. It is essentially table sugar. It is considered to be a nutrient.
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What is activation energy?
The minimum amount of energy needed for a chemical reaction to occur.
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In the diagram what would be on the left side of the arrow?
Reactants or chemicals about to go through a chemical reaction.
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True or False: Lactose is a disaccharide sugar that can be oxidized by an enzyme called Sucrase.
False! Enzymes are substrate specific. Lactose will not fit into Sucrase. Only Sucrose is oxidized by Sucrase.
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A is _________
the enzyme's active site. The substrate fits into it.
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If this chemical reaction requires an enzyme what would another name for reactants be?
The substrate or substrates.
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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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If the substrate is sucrose then the chemicals labeled A and B would be _________.
Fructose and Glucose
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Sucrase is __________ that can ___________.
Sucrase is an enzyme that can catabolize (or break down) sucrose (table sugar).
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_______________ is a biological catalyst that can __________________________.
An enzyme is a biological catalyst that can speed up metabolic reactions in organisms.
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A _________ is a chemical that can make a chemical reation happen faster or more efficiently.
catalyst
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Why do a lot of biological chemicals need enzymes? What takes place inside of an enzyme?
The inside of an enzyme provides the perfect environment for a chemical reaction to take place because activation energy is lowered.
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In biochemistry a substrate is _______________.
the chemical, or reactant, that goes into an enzyme.
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What are cofactors and coenzymes? Why are they needed?
Cofactors and Coenzymes are chemicals, such as Vitamin C, or Iron, that fit into an enzyme and make it work better.
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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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Anabolism is ____________.
the building of larger molecules by forming chemical bonds.
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Catabolism is ____________.
The breaking of chemical bonds to produce smaller molecules from larger ones. (Digestion)
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