Bacterial Cytoplasmic Membrane Quiz
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Questions and Answers

What is the primary function of the bacterial cytoplasmic membrane?

  • Energy production
  • Protein synthesis
  • Cell replication
  • Maintains barrier with environment (correct)
  • What is the structure of the bacterial cytoplasmic membrane primarily composed of?

  • Protein matrix
  • Carbohydrate network
  • Lipid bilayer (correct)
  • Nucleic acid chains
  • What type of molecules make up the hydrophilic part of the bacterial cytoplasmic membrane?

  • Aromatic
  • Non-polar
  • Hydrophobic
  • Ionic and/or polar (correct)
  • In which type of bacteria is the cytoplasmic membrane also referred to as the 'inner membrane'?

    <p>Gram-negative bacteria</p> Signup and view all the answers

    Which part of phospholipids is conserved in bacteria and Eukarya?

    <p>Glycerol phosphate backbone</p> Signup and view all the answers

    What effect do unsaturated fatty acids (contain double bonds) have on membrane fluidity?

    <p>Increase fluidity</p> Signup and view all the answers

    Where are amino acids that reside within the membrane typically positioned?

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

    Which type of membrane proteins are embedded in the membrane and pass all the way through it?

    <p>Transmembrane proteins</p> Signup and view all the answers

    Which compartment does the periplasmic face of the cytoplasmic membrane face?

    <p>Cell wall</p> Signup and view all the answers

    What are the two types of proteins found throughout the phospholipid bilayer?

    <p>Integral and transmembrane proteins</p> Signup and view all the answers

    Which part of the phospholipid molecule preferentially interacts with other hydrophobic molecules?

    <p>Hydrophobic tails</p> Signup and view all the answers

    What type of fatty acids increase membrane fluidity?

    <p>Unsaturated fatty acids</p> Signup and view all the answers

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