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Guarantee
First bacteria - 3.5 billion years ago
Bubonic plague in Europe - - Yersinia peptis
- 25 million people dead, 1/3 Europe
Potato Blight - - Phytophthora infestans
- Fungus
- Irish famine of 1850's
- 1,240,000 dead; 1,2 million emigrated
Microbiology - The study of organisms that can only be seen well with a Microscope.
6 main types of microbiology - 1/ Bacteria, Bacteriology
2/ Fungi, Mycology
3/ Protozoans, Protozoology
4/ Algae, Phycology
5/ Viruses, Virology
6/ Helminth, Parasitology
Prokaryotic - no nucleus or membrane bound organelles
Eukaryotic - nucleus and organelles (mitochondria, etc)
Bacteria and Archaea - - Unicellular and lack nuclei
- Much smaller than eukaryotes
- Found everywhere there is sufficient moisture
- Reproduce asexually
Two kind of Bacteria and Archaea - - Bacteria: cell walls contain peptidoglycan