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89 Cards in this Set

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