Chemistry of Milk and Milk Products: Enzymes Quiz
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Questions and Answers

Which of the following is a source of milk enzymes?

  • Processed milk, intentional yeast addition, bacterial fermentation, chemical additives
  • Powdered milk, natural flavoring agents, intentional mold addition, synthetic preservatives
  • Raw milk, intentional bacterial addition, pasteurization, homogenization
  • Native milk, airborne bacterial contamination, intentional bacterial addition, somatic cells (correct)

    • What role do enzymes naturally found in milk play?

  • No role in processing but significant role in storage
  • Minimal role in processing and storage
  • Significant role during processing and storage (correct)
  • Significant role in processing but no role in storage

    • What is the nature of enzymes found in milk?

  • Lipids with catalytic functions
  • Nucleic acids with regulatory functions
  • Proteins with biological functions (correct)
  • Carbohydrates with structural functions

    • What determines the specific site of action for each enzyme in milk?

    <p>Target molecule and optimal conditions (pH and temperature)</p> Signup and view all the answers

    What is the number of enzymes in milk and their well-defined functions?

    <p>Large number of enzymes and many functions not well-defined</p> Signup and view all the answers

    What are enzymes in milk primarily made of?

    <p>Proteins</p> Signup and view all the answers

    Where do milk enzymes come from?

    <p>Native milk, airborne bacterial contamination, intentional bacterial addition, and somatic cells</p> Signup and view all the answers

    What is the role of enzymes naturally found in milk?

    <p>Significant role during processing and storage</p> Signup and view all the answers

    What determines the specific site of action for each enzyme in milk?

    <p>The enzyme's structure and function</p> Signup and view all the answers

    Which type of enzymatic conditions does each enzyme in milk have?

    <p>Optimal conditions (pH and temperature)</p> Signup and view all the answers

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