Questions list for Bacteria I 1. Draw the phylogenetic tree of the major lineages of Bacteria based on 16S ribosomal RNA Sequence comparisons. 2. How many groups of purple bacteria you have learned?

Questions list for Bacteria II 1 List three sulfate-and sulfur-reducing bacteria you have learned, respectively. Describe two homoacetogenic bacteria you have learned and what are their physiological properties?

Chapter Microorganisms and Microbiology From very small virus and Bacteria to large parasites

Chapter 7 Microbial Genetics Plasmids Circular genetic elements that reproduce autonomously and have an extra chromosomal existence 1-1000 KB in size Most are circular double stranded dna. some linear ds DNA

Chapter 7 Microbial Genetics Plasmids Circular genetic elements that reproduce autonomously and have an extra-chromosomal existence 1-1000 KB in size Typical plasmid 1/20 of chromosome Most are circular double-stranded DNA. some linear ds dna Transmitted from cell to cell via

Kingdom I: Proteobacteria Purple phototrophic Bacteria The Nitrifying bacteria Sulfur- and Iron-Oxidizing Bacteria Methanotrophs and Methylotrophs Pseudomonas and pseudomonads Acetic Acid bacteria Free-Living Aerobic Nitrogen-Fixing Bacteria Neisseria Chromobacterium and relatives Enteric bacteria

Questions list for Bacteria IIB List as many as possible the enteric bacteria you have known. What diseases they may cause? 2 What Neisseria species causes sexual disease?

The Purple Bacteria, also called Proteobacteria is the largest and most physiological diverse of all bacteria Beta purple bacteria Chemolithotrophs Chemoorganotrophs Chemoorganotrophs Gamma purple Alpha purple bacteria

ingdom I: Proteobacteria Purple Phototrophic Bacteria The Nitrifying Bacteria Sulfur-and Iron-Oxidizing Bacteria Methanotrophs and Methylotrophs Pseudomonas and Pseudomonads Acetic Acid Bacteria Free-Living Aerobic Nitrogen-Fixing Bacteria Neisseria, Chromobacterium, and Relatives Enteric Bacteria

Virus a noncellular genetic element that enlists a cell for its own replication, it has an extracellular state. A virus particle containing nucleic acid surrounded by protein and other macromolecular components is called virion