BIOL 152 1st Edition Lecture 10 Outline of Last Lecture I Cell Surface Structures II Gram Staining III Motility Movement IV Internal Organization and DNA V Reproduction and Adaptation Part 2 I II III I II Genetic Recombination Transformation and Transduction Conjugation and Plasmids Part 3 The Role of Oxygen in Metabolism Nitrogen Metabolism Outline of Current Lecture I Archaea and Bacteria are Fundamentally Different II Oxygen III Working Together Metabolic Cooperation IV Slime Molds Blurring the Lines V Cellular Slime Molds Current Lecture I II III Archaea and Bacteria are Fundamentally Different Cell Wall o Bacteria Peptidoglycan o Archaea variety of polysaccharides and proteins No peptidoglycan Oxygen Metabolic Relationships o Obligate aerobes o Facultative anaerobes o Obligate anaerobes Fermentation Anaerobic respiration NO3 SO4 instead of O2 Working Together Metabolic Cooperation These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute IV V Anabaena cyanobacterium o Photosynthesis o Nitrogen fixation Biofilms o Reversible absorption of bacteria sec o Irreversible attachment of Bacteria sec min o Growth and division of bacteria hrs day o Exopolymer Production and Biofilm Formation hrs days Slime Molds Blurring the Lines A cellular slime molds o Mass of cytoplasm diploid nuclei o Plasmodium not multicellular only one plasma membranes Cellular Slime Molds Live independently as haploids Fruiting bodies a sexual reproduction Have no flagellated stages Challenges becoming multicellular o Diffusion Size Concentration Distance Media