Chapter 1 The Microbial World and You	Resource
Spontaneous Generation Debate	access excellence.org
Koch’s Postulates	Wikipedia
Semmelweis
Semmelweis and Lister	Inventors.about.com
Comprehensive Article on Spontaneous Generation	Talk Origins.org
Spontaneous Generation Database	Lexy MyInfoGenic.net
Pasteur, Koch and the Germ Theory of Disease	CreatingTechnology.org
Alexander Fleming – Time Magazine Article	Time.com
Florey, Chain, and Penicillin	Timeline Science
Jenner Discoveres Vaccination	Zephyrus
Paul Ehrlich Biography	Wikipedia
Paul Ehrlich and the Magic Bullet	Chemheritage.org
Chapter 2 - Chemical Principles	Resource
Chemical Bonding	Vision Learning (en español)
Chemical Bonding	National Science Teachers Association
Hydrogen Bonding	The Biology Project
Enzyme Activity	LewPort's Biology Place
Macromolecules interactive tutorial	University of Idaho
Chapter 3 - Microscopy	Resource
Basic Concepts of Microscopy	Nikon
Microscope Primer	Molecular Expressions
History and Theory of Light Microscopy	University of Hamburg
Kohler Illumination	Nikon
Numerical Aperture	Nikon
Immersion Oil and Refractive Index	Nikon
Microscopy Resource Links	101Science.com
Light Microscopes and Microscopy	Microscopy.info
How Light Microscopes work	HowStuffWorks.com
How to Use a Light Microscope	Rice University
Introduction to the Light Microscope	microimaging.ca
Microscope Related Links	microimaging.ca
Interactive Electron Microscopy	Florida State University
Scanning Electron Microscope	Museum of Science, Boston