Multiple Choice
How do enzymes increase the rate of a chemical reaction?
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31. Catalysis in Organic Reactions
Introduction to Catalysis
Multiple Choice
Enzymes are proteins that speed up chemical reactions in the body. How do they work?
A
By providing energy to the reactants
B
By lowering the of the reaction
C
By increasing the temperature of the reaction
D
By changing the equilibrium position of the reaction
Verified step by step guidance1
Understand the role of enzymes: Enzymes are biological catalysts that accelerate chemical reactions without being consumed in the process.
Learn about activation energy: Activation energy is the minimum energy required for a chemical reaction to occur. Enzymes work by lowering this energy barrier.
Explore how enzymes lower activation energy: Enzymes provide an alternative reaction pathway with a lower activation energy, making it easier for reactants to convert into products.
Recognize the specificity of enzymes: Enzymes are highly specific to their substrates, meaning they bind to specific reactants and facilitate the reaction efficiently.
Clarify misconceptions: Enzymes do not provide energy to reactants, increase the temperature, or change the equilibrium position of a reaction. They solely lower the activation energy to speed up the reaction.
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