Part 2

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Questions and Answers

What is the key factor that inhibits the action of chemical antimicrobials?

  • The presence of organic matter (correct)
  • The time of exposure
  • The nature of the suspending medium
  • The microbial characteristics

Which of the following is true about the effectiveness of heat treatment?

  • Heat is more effective under neutral conditions
  • Heat is equally effective under all pH conditions
  • Heat is more effective under acidic conditions (correct)
  • Heat is more effective under basic conditions

What is the primary target of many microbial control agents?

  • The cell wall
  • The cytoplasm
  • The plasma membrane (correct)
  • The nucleus

What is the main function of the plasma membrane?

<p>To regulate the passage of nutrients and waste (A)</p> Signup and view all the answers

How does damage to the plasma membrane by antimicrobial agents affect the cell?

<p>It causes the cellular contents to leak into the surrounding medium (A)</p> Signup and view all the answers

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