12 Questions
What is the primary function of the bacterial cytoplasmic membrane?
Maintains barrier with environment
What is the structure of the bacterial cytoplasmic membrane primarily composed of?
Lipid bilayer
What type of molecules make up the hydrophilic part of the bacterial cytoplasmic membrane?
Ionic and/or polar
In which type of bacteria is the cytoplasmic membrane also referred to as the 'inner membrane'?
Gram-negative bacteria
Which part of phospholipids is conserved in bacteria and Eukarya?
Glycerol phosphate backbone
What effect do unsaturated fatty acids (contain double bonds) have on membrane fluidity?
Increase fluidity
Where are amino acids that reside within the membrane typically positioned?
Cytoplasm
Which type of membrane proteins are embedded in the membrane and pass all the way through it?
Transmembrane proteins
Which compartment does the periplasmic face of the cytoplasmic membrane face?
Cell wall
What are the two types of proteins found throughout the phospholipid bilayer?
Integral and transmembrane proteins
Which part of the phospholipid molecule preferentially interacts with other hydrophobic molecules?
Hydrophobic tails
What type of fatty acids increase membrane fluidity?
Unsaturated fatty acids
Test your knowledge on the structure and function of the bacterial cytoplasmic membrane with this quiz. Explore the concept of the "cell envelope" and learn about the differences between Gram-positive and Gram-negative bacteria. This quiz is based on textbook Chapter
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