Chemical composition of lipids.

  1. Chemical composition of lipids. What are the subunits that nucleic acids are made of? Briefly explain the difference between DNA and RNA.
  2. How is the chemical composition of lipids different than the three other macromolecules? Name one reason why we need fat in our diet.
  3. Briefly describe three different roles of proteins in your body and name one type of food that you eat that has high protein content.