General Histology and Cell Biology: Cell Structure
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Questions and Answers

What is the main component of the cell membrane?

  • Proteins
  • Lipid molecules (correct)
  • Carbohydrates
  • Cytoplasmic organelles

    • Which microscope is necessary to visualize the cell membrane?

  • Scanning electron microscope (SEM)
  • Electron microscopy (E.M) (correct)
  • Optical microscope
  • Fluorescence microscope

    • What gives the cell membrane its trilaminar appearance?

  • Endoplasmic reticulum structure
  • Presence of microvilli
  • Two electron dense lines separated by an electron lucent one (correct)
  • Golgi apparatus organization

    • Which part of the phospholipid molecule is hydrophilic?

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

    What is the function of the hydrophobic tails in the phospholipid bilayer?

    <p>Directed toward the middle, away from water</p> Signup and view all the answers

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