Gram-Negative Bacteria Cell Wall Components
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Gram-Negative Bacteria Cell Wall Components

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Questions and Answers

What is the process of transferring bacterial genes by a bacteriophage from one cell to another called?

  • Replication
  • Transduction (correct)
  • Transformation
  • Conjugation

    • Which genetic elements are involved in gene expression according to the text?

  • RNA and proteins
  • Transposons and RNA polymerase
  • Bacteriophages and transduction
  • Plasmids and chromosomes (correct)

    • What is the process of synthesizing a specific protein from the mRNA code called?

  • Transformation
  • Lysogeny
  • Translation (correct)
  • Transcription

    • What is responsible for producing fever and shock conditions in patients infected with gram-negative bacteria?

    <p>Inner lipid A (endotoxin)</p> Signup and view all the answers

    In which state does the phage DNA become incorporated into the bacterial genome and is replicated along with the bacterial chromosomal DNA?

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

    Which component of the gram-negative bacterial surface excludes hydrophobic compounds?

    <p>O antigen</p> Signup and view all the answers

    Which staining method is best used for Mycobacteria and Nocardiae?

    <p>Acid-fast stain</p> Signup and view all the answers

    What is the most abundant protein of gram-negative cell walls and what is its function?

    <p>Lipoprotein; anchors the outer membrane to the peptidoglycan layer</p> Signup and view all the answers

    What is the function of glycogen in bacterial cells?

    <p>Storage form of glucose used for ATP synthesis</p> Signup and view all the answers

    Under what conditions do some bacterial genera form endospores?

    <p>Under adverse physical and chemical conditions or when nutrients are scarce</p> Signup and view all the answers

    What is the role of polyphosphate granules in bacterial cells?

    <p>Provide a source of phosphate for nucleic acid and phospholipid synthesis</p> Signup and view all the answers

    What is the primary consequence of a decrease in cytosol and an increase in the thickness and strength of the cell envelope in bacterial cells?

    <p>Transition to a dormant state</p> Signup and view all the answers

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