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| Study of organisms too small to be seen with the unaided eye |
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| basic units of structure and function in living things |
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| Developed 1st naming system using Latin words. Each organism is given a genus (capitalized) and species name. |
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| consists of species that differ from each other in some ways but have a common ancestor |
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| group or population of cells with similar characteristics |
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| a group of cells derived from a single cell |
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| organism that have no nuclear membrane surrounding their genetic material |
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| organism that do have a nuclear membrane surrounding their genetic material. Also have other membrane-bound organelles |
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| prokaryotic organisms that live in extreme environments |
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| Prokaryotes, binary fission, use organic chemicles, inorganic, or photosynthesis. Found in 1 of 3 shapes, cocci, spiral, and rods. |
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| Prokaryotic; live in extreme environments |
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| Eukaryotes, Cellulose cell walls, use photosynthesis for energy, produce molecular oxygen and organic compounds |
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| single (yeast) multicellular (mold) organisms; Eukaryotes, use organic chemicals for energy |
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| Eukaryotes, unicellular, absorb or ingest organic chemicals |
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| acellular particles, neither prokaryotic nor eukaryotic; can only contain one type of nucleic acid (DNA or RNA) |
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| Virus that infects bacterial cells |
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| compound microscope, observed cells in cork |
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| observed living microorganisms. Observed the three different basic bacterial shapes, as well as parasites and protozoans |
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| Living organisms are made of units called cells. Cells are the fundamental unit of life and carry out the basic functions of living things |
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| Matthias Schleiden and Theodor Schwann |
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| Father of Microbiology; demonstrated alcoholic fermentation of grapes and fruits was caused by microbes called ferments. Showed the first connection between food and spoilage and microorganisms. |
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| Decreased childbirth deaths by suggesting physicians should disinfect their hands between patients |
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| spraying op rooms and treating wounds with aqueous phenol reduced incidence of death and infections |
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| microorganisms would originate spontaneously from non-living matter |
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1. The pathogenic microorganism should be found in all diseased subject, but not healthy.
2. The microorganism must be isolated from a diseased organism and grown in pure culture.
3. The cultured microorganism should cause disease when introduced into a healthy organism.
4. The microorganism must be reisolated from the inoculated, diseased experimental host and identified as being identical to the original specific causative agent. |
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