Preface xvAbout the Authors xixIntroduction 1The Biological Universe 3The Bacteria 3The Archaea 3The Eukaryotes 5Speculations on the Origin of the Three Domains of Life 5What Is Genetics 6Bacterial Genetics 6Bacteria Are Haploid 7Short Generation Times 7Asexual Reproduction 7Colony Growth on Agar Plates 7Colony Purification 7Serial Dilutions 7Selections 8Storing Stocks of Bacterial Strains 8Genetic Exchange 8Phage Genetics 8Phages Are Haploid 8Selections with Phages 9Crosses with Phages 9vi ...