Quiz 2

  1. What are the 6 most abundant elements in living matter?

  2. What is the most abundant "chemical of life"?  What % of a cells weight is made up of this chemical?
  3. Would you expect biological membranes to be made up mainly of free fatty-acids or derivatives of diacylglycerol?  Why?
  4. For each of the structures shown below, indicate which types of molecular interactions are possible between other molecules of the same type.
    5. Molecular
    Interactions
    Hydrogen
    Bonds    		 . . .
    Ionic
    Bonds    		 . . .
    Hydrophobic
    Forces    		 . . .
    Disulfide
    Bonds    		 . . .
    van der
    Waals
    Forces    		 . . .
    Ring
    Stacking    		 . . .