Lecture17%20Bacteria - Bacteria and Archaea I. Goals for...

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Bacteria and Archaea I. Goals for the diversity section of this course: 1. Biological literacy • My nephew’s question: • Reading the newspaper: • Walking through the woods or 2. Understanding model systems used in Biology 200, 220, and upper division courses. 3. Career training First: Who are these guys? A. Who they are related to: Tree of Life B. What they look like: Morphological diversity C. Where they live: Habitat diversity Second: What’s cool about them? • What do they do that’s unique and interesting? • How do they make a living? • Why did they diversify? II. Bacteria and Archaea: Who are these guys? A. The tree of life 3 domains Bacteria Archaea Eukarya Which group is most closely related to Eukaryotes: Bacteria or Archaea? • Was characteristics did the common ancestor of all organisms living today have?
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B. Morphology • Bacteria and Archaea are prokaryotes--the chromosome(s) is NOT surrounded by a nuclear envelope • Almost all are unicellular; in most species,
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This note was uploaded on 04/10/2008 for the course BIOL 180 taught by Professor Freeman during the Fall '07 term at University of Washington.

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Lecture17%20Bacteria - Bacteria and Archaea I. Goals for...

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