Cell structure and function: organelles and cell membrane

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  • Created by: Amy
  • Created on: 16-03-17 10:39

1. Which of these molecules contribute to the structure of the cell membrane?

  • DNA
  • Water
  • Phospholipids
  • Triglycerides
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Other questions in this quiz

2. This organelle functions in cellular respiration to produce energy:

  • Golgi body
  • Lysosome
  • Mitochondrion
  • Endoplasmic reticulum

3. Which of the following statements best describes the fluid mosaic model of the plasma membrane?

  • A single layer of proteins surrounding a single layer of lipids
  • A single layer of proteins with lipid molecules dispersed within it
  • A lipid bilayer with protein molecules dispersed within it
  • A protein bilayer sandwhiching a layer of lipids

4. Particles move from a region of lower concentration to a region of higher concentration by:

  • Passive transport
  • Facilitated diffusion
  • Active transport
  • Osmosis

5. Diffusion is the movement of molecules from:

  • One area to another by random movement
  • An area of equilibrium to an area of high concentration
  • An area of high concentration to an area of low concentration
  • An area of low concentration to an area of high concentration

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