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72 Cards in this Set
- Front
- Back
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Actinomycetes
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Life Cycle of Actinomycetes
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Actinomycetes on growth medium
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Actinomycetes: Motility & Forms
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Ecological Significance of Actinomycetes
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Phylum Actinobacteria
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consists of actinomycetes and their high G + C gram-positive relatives
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Characteristics of Actinobacteria
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Genus Micrococcus
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Suborder Corynebacterineae
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Corynebacterium
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Diphtheria
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Genus Mycobacterium
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Structure of Mycolic acid
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Important species of Mycobacterium
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-M. bovis – tuberculosis in cattle and other ruminants
-M. tuberculosis – tuberculosis in humans -M. leprae – leprosy |
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TB in the lungs
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Genus Propionibacterium
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Streptomycetes
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Streptomycetes
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Bifidobacterium bifidus
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Class Bacilli
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large variety of gram-positive organisms
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Characteristic members of the Class Bacilli
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Order Bacillales, genus Bacillus
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Anthrax
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a. Bacillus anthracis (purple)
b. B. Cereus (greenish |
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Family Staphylococcaceae
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Antibiotic Resistant Staphylococci
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Staphylococcus aureus
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Bacterial skin diseases
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Genus Listeria
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Order Lactobacillales
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Order Lactobacillales: largest genus - Lactobacillus
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Order Lactobacillales examples
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Importance of lactobacilli
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Genus: Leuconostoc
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Streptococci classifications
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Properties of Streptococci and relative
Hemolysis |
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Images of Streptococci
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Important streptococci, enterococci, and lactococci
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Streptococcal infections
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Streptococcal infections
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Glomerulonephritis
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Glomerulonephritis diagram
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Streptococcus pyogenes
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– streptococcal sore throat, acute glomerulonephritis, and rheumatic fever
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Streptococcus pneumoniae
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lobar pneumonia and otitis media
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Streptococcus mutans
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dental caries
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Enterococcus faecalis
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opportunistic pathogen (urinary tract infections and endocarditis)
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Lactococcus lactis
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production of buttermilk and cheese
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Biochemical cycling
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Carbon Cycle w/bacteria
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N Cycle
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Nitrogen cycle products etc
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Anammox process
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Nitrogen Cycle Diagram
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Phosphorous Cycle
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Phosphorus cycle Diagram
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Sulfur cycle
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Sulfur cycle diagram
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Interaction of Element Cycles
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Winogradsky column
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Functions of microorganisms in ecosystems
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Microbial Interactions
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Microorganism-Insect Mutualisms
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protozoan-termite mutualism
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-termite provides food for protozoan
-protozoan digests cellulose in wood particles, providing nutrients for termite |
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Tube Worm (Riftia)-Bacterial Relationships
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Tube Worm Diagram
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The rumen ecosystem
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ruminant and microbial community have a mutualistic relationship
-specific interactions occur within the microbial community in cows, acetate, CO2, and H2 are used by methanogenic archaea to generate methane (CH4), a greenhouse gas -methane released by belching |
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Commensalism
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one organism benefits and the other is neither harmed nor helped
commensal --organism that benefits |
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An Example of Commensalism
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More examples of commensalism
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Parasitism
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Another example Balance between Host and Parasite
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