ch27_lectnotes0 - Chapter 27: Bacteria and Archaea (pg....

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Chapter 27: Bacteria and Archaea (pg. 582) Key Concepts Why should we care? Diseases Phytoremediation and bioremediation Take a deep breath and think about it Nutrient recycling Where do they live? Diverse habitats Aerobic and anaerobic Prokaryotic but not simplistic
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Why Do Biologists Study Bacteria and Archaea? (pg. 583) Two of the three largest domains Bacteria Peptidoglycan, plasma membranes, ribosomes, RNA polymerase Archaea Polysaccharides, unique plasma membranes, ribosomes, RNA polymerase Eukaryotic ancestors Why should we care?
Background image of page 2
3 Bacterial Diseases (pg. 583) No archaea are known to cause disease in humans. Bacteria that cause disease are said to be pathogenic . Koch’s postulates link a specific infectious disease to the pathogen: The microbe must be present in diseased individuals and absent from healthy individuals. Must be isolated and grown in a pure culture. Injection of organisms from the pure culture into a healthy experimental animal should result in disease. Organism must then be isolated from the diseased experimental animal, again grown in pure culture, isolated, and verified to be the original organism. Koch’s work was the basis for the
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/16/2008 for the course BIOL 1487 taught by Professor Dodd during the Fall '08 term at Texas Pan American.

Page1 / 17

ch27_lectnotes0 - Chapter 27: Bacteria and Archaea (pg....

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online