Microbial Diversity and Immunology Fundamentals Quiz
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Questions and Answers

What are the essential elements that all microbes need for life?

  • Sodium, chlorine, vanadium, molybdenum
  • Carbon, nitrogen, hydrogen, oxygen (correct)
  • Iron, copper, zinc, selenium
  • Phosphorus, potassium, magnesium, iron
  • Which element stabilizes ribosomes, membranes, and nucleic acids in microbes?

  • Magnesium (correct)
  • Iron
  • Copper
  • Phosphorus
  • Which of the following is NOT a trace metal needed by some microbes?

  • Iron (correct)
  • Copper
  • Vanadium
  • Selenium
  • Which of the following elements is crucial for microbes' enzyme activity, such as cytochromes and redox enzymes?

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

    What is the role of Potassium in microbes?

    <p>Required for enzyme activity</p> Signup and view all the answers

    In the context of microbial growth requirements, which element is a component of respiratory enzymes in microbes?

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

    Which trace element is essential for respiration and photosynthesis?

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

    What is the function of zinc in bacterial cells?

    <p>Catalyzing fatty acid biosynthesis</p> Signup and view all the answers

    Which growth factor is essential for deoxyribose synthesis?

    <p>Vitamin K</p> Signup and view all the answers

    For which specific bacterium is chocolate agar commonly used in the lab?

    <p>Haemophilus influenzae</p> Signup and view all the answers

    What is the main feature of the ATP binding cassette (ABC) transport system in bacteria?

    <p>Use of proton motive force for transport</p> Signup and view all the answers

    What is the key difference between fermentation and respiration in terms of electron transport?

    <p>Absence of electron transport chain in fermentation</p> Signup and view all the answers

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