Other questions in this quiz

2. What is a phospholipid bilayer?

  • the active site of an enzyme
  • a layer of proteins
  • all the molecules being arranged so that the hydrophobic tails are inside the bilayer
  • movement of oxygen across the wall of an alveolus

3. The tails of phospoholipids are hydrophobic

  • False
  • True
  • Don't know

4. The heads of phospholipids are hydrophobic

  • Don't know
  • False
  • True

5. How is surface area to volume ratio calculated?

  • by calculating the total surface area
  • by dividing an organism's total surface area by its volume
  • by calculating the volume
  • by adding the total surface area to volume

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