Biology Chapter 5 Membrane Structures

13 Questions | Total Attempts: 402

SettingsSettingsSettings
Please wait...
Biology Chapter 5 Membrane Structures

Quiz on my chapters 5-8 bio test. It is basically all definitions.


Questions and Answers
  • 1. 
    Allows cell to maintain a favorable internal environment
    • A. 

      Diffusion

    • B. 

      Selectively permeable

    • C. 

      Phospholipid bilayer

  • 2. 
    Movement of molecules from an area of high concentration to an area of low concentration.
    • A. 

      Selectively Permeable

    • B. 

      Diffusion

    • C. 

      Phospholipid Bilayer

  • 3. 
    Without the aid of a transport molecule (no energy)
    • A. 

      Diffusion

    • B. 

      Passive diffusion

    • C. 

      Phospholipid bilayer

  • 4. 
    Becomes a barrier to hydrophillic substances
    • A. 

      Phospholipid Bilayer

    • B. 

      DIffusion

    • C. 

      Selectively permeable

  • 5. 
    Involves passive diffusion(no energy) and facilitated diffusion(uses transport proteins)
    • A. 

      Transmembrane Gradient

    • B. 

      Passive Transport

    • C. 

      Active transport

  • 6. 
    Concentration of a solute is higher on one side of membrane and lower on the other side
    • A. 

      Transport proteins

    • B. 

      Osmotic pressure

    • C. 

      Transmembrane Gradient

  • 7. 
    Channel Proteins, involves co-transporters
    • A. 

      Transport Proteins

    • B. 

      Membrane

    • C. 

      Transgradient Membrane

  • 8. 
    Binds 2 or more ions or molecules and transports them in the same direction
    • A. 

      Co-transporters

    • B. 

      Transport Proteins

    • C. 

      Active Transport

  • 9. 
    Hydrostatic pressure required to stop the net flow of H20 across a membrane due to osmosis or diffusion of H2O across a membrane
    • A. 

      Endocytosis

    • B. 

      Osmotic pressure

    • C. 

      Phospholipid bilayer

  • 10. 
    These require energy and move against the concentration gradient.
    • A. 

      Passive Transport

    • B. 

      Active Transport

    • C. 

      Membrane

  • 11. 
    This has 2 layers of lipids, its amphipathic, and contains proteins and carbs attached to lipids and proteins.
    • A. 

      Phospholipid bilayer

    • B. 

      Diffusion

    • C. 

      Transmembrane proteins

  • 12. 
    Mosaic of lipids, carbs, and proteins
    • A. 

      Fluid Mosaic Model

    • B. 

      Membrane

    • C. 

      Passive Diffusion

  • 13. 
    Accepted model of plasma membrane. It's the semifluid phospholipid bilayer and proteins.
    • A. 

      Fluid Mosaic Model

    • B. 

      Diffusion Model

    • C. 

      Passive Diffusion Model

Back to Top Back to top