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6. how many molecules of water are needed for the hydrolysis of triglyceride?

  • five
  • one
  • three
  • two

7. when phospholipids form a bilayer the tails are located...

  • at the sides of the biylaer
  • on the inside of the bilayer
  • on the outside of the bilayer

8. the phospholipid bilayer is an integral part of which membrane

  • nucleus membrane
  • mitochondrial membrane
  • all these options
  • cell surface membrane

9. glycerol has ? hydroxyl groups

  • three
  • nine
  • one
  • six

10. which part of the phospholipid is known as the head?

  • the phosphate group and the glycerol molecule
  • the fatty acid chains and phosphate group
  • the phosphate group
  • the fatty acid chains

11. can charged ions pass freely through the phospholipid bilayer

  • on when C1- ions pass
  • no
  • only when dissolved in water
  • yes

12. why are fats a better source of energy than sugars?

  • it isnt
  • last longer bc insoluble
  • because they contain more energy per unit of mass
  • because they are larger molecules