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89 Cards in this Set
- Front
- Back
Organisms that are too small to see with the unaided eye.
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Microorganisms
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rapidly growing cell
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Germ
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"Disease causing"
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pathogenic
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Organisms can be manipulated for the _____ of mankind.
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good
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-allows humans to prevent food spoilage.
-Prevent disease occurance |
Microbes
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established the system of given each organism a genus and specific epithet.
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linnaeus
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This part of the scientific name is capitalized.
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genus
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What are the 7 types of microorganisms?
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Bacteria, Fungi, Archaea, Protozoa, Algae, Viruses, and Multicellular animal parasites
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Prokaryote and and has peptidoglycan wall. Binary Fission.
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Bacteria
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Prokaryotic, and lacks peptidoglycan.
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Archaea
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Doesnt have any organelles.
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Prokaryotic
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Has organelles and a true nucleus.
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Eukaryotic
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Archaea that love heat.
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Thermophiles
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Archaea that love salty conditions.
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halophiles
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Eukaryotes and have chitin cell walls.
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Fungi
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molds and mushrooms
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multicellular
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yeasts
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unicellular
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Eukaryotes and may be motile.
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Protozoa
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Eukaryotes and have cellulose cell walls.
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Algae
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Doesnt have any organelles.
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Prokaryotic
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Dont have a cell. Consists of DNA or RNA core.
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Viruses
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Has organelles and a true nucleus.
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Eukaryotic
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Archaea that love heat.
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Thermophiles
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Archaea that love salty conditions.
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halophiles
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Eukaryotes and have chitin cell walls.
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Fungi
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molds and mushrooms
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multicellular
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yeasts
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unicellular
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Eukaryotes and may be motile.
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Protozoa
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Eukaryotes and have cellulose cell walls.
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Algae
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Dont have a cell. Consists of DNA or RNA core.
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Viruses
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Eukaryotes and Multicellular Animals.
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Multicellular Animal Parasites
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What are the three domains when classifying microorganisms?
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Bacteria, Archaea, and Eukarya
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Reported that living things were composed of little boxes or cells.
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Robert Hooke
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Said cells arise from preexisting cells.
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Rudolf Virchow
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All living things are composed of cells and come from preexisting cells.
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Cell theory
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Described live microorganisms.
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Anton Van Leeuwenhoek
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The hypothesis that living organisms arise from nonliving matter; a "vital force" forms life.
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Spontaneous Generation
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The hypothesis that the living organisms arise from preexisting life.
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Biogenesis
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Filled six jars with decaying meat.
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Francesco Redi
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Put boiled nutrient broth into covered flasks.
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John Needham
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Boiled Nutrients in flasks.
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Lazzaro Spallanzani
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Demonstrated that microorganisms are present in the air.
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Pasteur
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_________ ________ is responsible for spoilage of food.
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Microbial Growth
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The application of a high heat for a short time.
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Pasteurization
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Doesnt kill all organisms.
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Pasteurization
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Kills all organisms.
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Steirlization
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Advocated handwashing to prevent transmitting child birth fever from one OB patient to another.
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Ignaz Semmelweis
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Used a chemical disinfectant to prevent surgical wound infections.
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Joseph Lister
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Proved that a bacterium causes anthrax and provided he experimental steps _____ ________ to prove that a specific microbe causes a specific disease.
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Robert Koch
Koch's postulates |
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Drugs that are man-made in labs.
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Synthetic
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Drugs that come from nature
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Antibiotics
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First antibiotic discovered by Alexander Fleming.
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Pennicillin
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Proposed the use of immunology.
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Rebecca Lancefield
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Bacteria recycle carbon, nutrients, sulfur, and phosphorus that can be used by plants and animals.
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microbial ecology
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The use of microbes to produce food and chemicals
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Biotechnology
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Grow on rocks, pipes, teeth, and mediacal transplants.
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Biofilms
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Bird flu, MRSA, West Nile, Mad cow disease, E. Coli, and AIDS are all ______ _____ ________.
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Emerging Infectious Diseases.
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The science of classifying organisms.
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Taxonomy
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The study of the evolutionary history of organisms.
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systematics
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Selected for the organism but not the host.
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Selective Toxicity
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We dont assign ________ to kingdoms.
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Bacteria
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Viruses that attack bacteria.
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Bacterio-phage
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The ability of the lenses to distinguish two points.
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resolution
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Dark objects are visible against a bright background.
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Brightfield Illumination
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Light objects are visible against a dark background.
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Darkfield Illumination
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Detail of internal structures.
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Phase-Contrast Microscopy
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Provides three dimensional images
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Differential Interference Contrast Microscopy
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Uses UV light and stains cells with fluorochromes.
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fluorescence microscopy
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Doesnt use light, uses sound.
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Scanning Acoustic Microscopy
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Passes an electron through the specimen. Ultrathin.
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Transmission Electron Microscopy
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Classifies bacteria into gram-positive or gram-negative.
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Gram Stain
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Killed by pennecillin and detergents.
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Gram-positive
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Stains Purple.
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Gram-positive
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Stains pink/red.
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Gram-Negative
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Something bacteria may possess that allows it to survive a harsh condition.
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endospore
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Have to use a ___________ in flagella staining. This makes it bigger.
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Mordant
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What are the three basic shapes of cells?
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Bacillus, spiral, and coccus
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Extracellular polysaccharide allows cell to attach.
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glycocalyx
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Rotate Flagella.
Move toward or away from stimuli. 'Taxis" |
Motile Cells
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Gram negatives have ___ membranes.
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2
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Gram __________ possess LPS.
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Negative
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Lipopolyssacharides are ________.
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toxins
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A wall-less cell.
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protoplast
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Membrane is as viscious as olive oil.
Proteins move to function. |
Fluid Mosaic Model
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Allows passage of SOME molecules in the plasma membrane.
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Selective Permeability
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A protein gets its ______ from its _______.
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Function; shape
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Requires a transporter protein and ATP.
Requires energy. |
Active Transport
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Requires a transporter protein and PEP.
"Piggy backing into cell" |
Group Translocation
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Site of protein synthesis.
Free in cytoplasm. |
Ribosomes
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