Bacterial Cell Wall Components
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Questions and Answers

What is the primary component of the bacterial cell wall that provides structural strength and shape?

  • Glucans
  • Teichoic acid
  • Peptidoglycan (correct)
  • Mannans
  • Which component in the fungal cell wall contributes to the integrity of the wall and causes disorder if its synthesis is disrupted?

  • Mannans
  • Chitin (correct)
  • Glucans
  • Glycoproteins
  • What is the function of lipoteichoic acid in bacterial cell walls?

  • Protection from pathogens
  • Contributes to structural strength
  • Forms a dynamic network
  • Adhesion to host cells (correct)
  • Which layer in the plant cell wall is rich in pectin and helps in joining adjacent cell walls together?

    <p>Middle lamella</p> Signup and view all the answers

    What is the primary function of lignin in the plant cell wall?

    <p>Conduction of water</p> Signup and view all the answers

    What is the main difference between a hypotonic and a hypertonic solution in terms of water movement?

    <p>Hypotonic has net water movement out of the cell, while hypertonic has net water movement into the cell</p> Signup and view all the answers

    What is the role of lipids in the fungal cell wall?

    <p>Regulate movement of water</p> Signup and view all the answers

    Which component contributes to the overall rigidity of the bacterial cell wall and is important for maintaining cell shape?

    <p>Teichoic acid</p> Signup and view all the answers

    What is the primary function of liposaccharides anchored in the outer membrane of certain bacterial cells?

    <p>Protection from pathogens</p> Signup and view all the answers

    What is the significance of pentaglycine bridges connecting tetrapeptide units in the peptidoglycan of bacterial cells?

    <p>Provide structural strength and shape</p> Signup and view all the answers

    What is the function of lipoteichoic acid in bacterial cell walls?

    <p>Adhesion to host cells</p> Signup and view all the answers

    Which component primarily contributes to the structural basis of the fungal cell wall?

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

    What is the role of lipids in the plant cell wall?

    <p>Conduction of water</p> Signup and view all the answers

    Which layer in the bacterial cell wall provides structural strength and shape?

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

    What contributes to the rigidity of the fungal cell wall by covalently cross-linking with chitin and glycoproteins?

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

    In bacterial cells, what connects tetrapeptide units in peptidoglycan and is essential for maintaining the overall rigidity?

    <p>Pentaglycine bridge</p> Signup and view all the answers

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