Ch 27 - Bacteria and Archaea (1 slide per page)-1

Ch 27 Bacteria and Archaea(1 slide per page-1

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Unformatted text preview: ial secretion of fungus Pencillium notatum 1942: First antibiotics developed: countless millions saved Pencillins, s, Sulfonamides, Cephalosporines etc. From natural sources or synthesized 56 Why do Biologists Study Bacteria? • The Bad – Bioweapons 57 Why do Biologists Study Bacteria? • The Good – Symbiotic relationships • Digestion – humans 58 Why do Biologists Study Bacteria? • The Good – Symbiotic relationships • Digestion – Cows – Termites 60 Why do Biologists Study Bacteria? • The Good – Symbiotic relationships • Mutualism – Bioluminescent bacteria (oval below eye) attract prey and signal mates – Bacteria receive food Figure 27.19 (Campbell et al 9th ed) 61 Why do Biologists Study Bacteria? • The Good – Decomposition 62 Why do Biologists Study Bacteria? The Good Decomposition 63 Why do Biologists Study Bacteria? • The Good – Nitrogen Fixation • conversion of inorganic elements to a form used by living things 64 Why do Biologists Study Bacteria? • The Good – Bacillus thuringiensis (BTG) – non-polluting insect control. Genetically modified crops 65 Why do Biologists Study Bacteria? • The Good – Synthesis of human growth hormone • Produced using recombinantly derived bacteria • Used to treat children's growth disorders and adult growth hormone deficiency 66 Why do Biologists Study Bacteria? • The Good – Bioremediation 67 Readings on which you will NOT be tested • Figure 27.10 (Inquiry) • Figure 27.11 • Figure 27.13 • Concept 27.3 (and Table 27.1) • Lessons from Molecular Systematics (pg. 566) • Table 27.2 • Figure 27.17 • Figure 27.18 68 Next Chapter Chapter 28 – Protists...
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This note was uploaded on 02/12/2014 for the course BIOLOGY 2011 taught by Professor Woo during the Fall '10 term at University of Central Florida.

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