Lecture TWO

1. What have we gotten ourselves into?
   1. Prokaryotes defined and their placement in the Domain of Life.

      1. Familiar things - Eukaryotes

      2. Fungi - mushrooms, slimes and yeasts

      3. Prokaryota - Bacteria vs. Archaea

      4. Viruses?-!
         1. What is Life?

         2. Where do we put viruses in the tree of life?

   2. The Abundance of Viruses and Bacteria

      1. Norman Pace and other friends of extremophiles

      2. In our foods, for example

   3. The Ubiquity of Microbes.

      1. You lab data

      2. Everything is found everywhere.

      3. Remember Norman Pace and his friends.

      4. Overwhelming!

   4. Divide and Conquer!

      1. By taxonomy

      2. By professions, occupations and ecosystems

      3. The divisions in the American Society for Microbiology

      4. Pathogenic versus non-pathogenic microbes
         (Pathogenic for whom?)

      5. Good bacteria and viruses - "probiotics"

      6. OVERWHELMING! What have we gotten ourselves into?!
         (Introduction versus Survey)