Enzymes: Biological Catalysts

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Questions and Answers

What are enzymes?

  • Carbohydrates that decrease activation energy
  • Nucleic acids that are not consumed during reactions
  • Lipids that increase the rate of reaction
  • Proteins that act as biological catalysts (correct)

Where do substrates attach to on an enzyme?

  • Inactive site
  • Active site (correct)
  • Passive site
  • Catalytic site

Which model describes the flexibility of the enzyme's active site?

  • Flexible Substrate Model
  • Induced Fit Model (correct)
  • Rigid Substrate Model
  • Lock-and-Key Model

What is the role of optimum temperature in enzyme activity?

<p>Enzymatic reactions occur fastest at this temperature (A)</p> Signup and view all the answers

How does pH affect enzyme-substrate complexes?

<p>It affects the rate of enzyme-substrate complexes (A)</p> Signup and view all the answers

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