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Introduction to Introduction to MicrobiologyMicrobiology
How do microorganisms How do microorganisms affect our lives?affect our lives?
What are some benefits of What are some benefits of microorganisms?microorganisms?
produce foodproduce food recycle nutrientsrecycle nutrients use as research use as research
toolstools
cause diseasecause disease
What is a harmful affects of What is a harmful affects of microorganisms?microorganisms?
What are some foods that are What are some foods that are produced by microorganisms?produced by microorganisms?
PicklesPickles
SauerkrauSauerkrautt
BreadBread
BeveragesBeverages
CheeseCheese
Sour Sour creamcream
Difference Between Fermentation Difference Between Fermentation and Curdlingand Curdling
FermentationFermentation - - sugars break down sugars break down into alcohol - into alcohol - maybe in the food maybe in the food or not (bread & or not (bread & cakes; beer & wine) cakes; beer & wine) normal pH normal pH conditionsconditions
CurdlingCurdling - proteins - proteins clumped into tight clumped into tight balls or bands balls or bands (clumps = curds) (clumps = curds) low pH created by low pH created by bacterial wastebacterial waste
Recycling of Recycling of MicroorganismsMicroorganisms
Carbon, Carbon, nitrogen, nitrogen, phosphorusphosphorus
http://www.hbci.com/~wenonah/slides/img/CD101.jpg
Industrial Applications of Industrial Applications of MicroorganismsMicroorganisms
Protease (used Protease (used in detergents), in detergents), pectinase pectinase (baby food), (baby food), starch formers, starch formers, clay, linen, clay, linen, recycling, recycling, bioremediationbioremediation
http://www.cambridgema.gov/TheWorks/departments/recycle/images/composthandful.jpg
Genetic EngineeringGenetic Engineering
DNA DNA chemistry is chemistry is the same, the same, small & easy small & easy to grow in lab, to grow in lab, easy to easy to manipulate manipulate (simple (simple structure), no structure), no moral moral problemsproblems
www.csb.yale.edu/.../ribbons/help/dna_rgb.html
http://www.colorado.edu/MCDB/MCDB1111/intrographics/bacterial%20chromosome.jpg
Infectious DiseasesInfectious Diseases
Pathos – Pathos – ill, badill, bad
GenicGenic – making – making
Virus, bacteria, Virus, bacteria, protozoa, and protozoa, and fungi fungi
http://studentreader.com/files/africansleepingsicknesscells.jpg
CholeraCholera
DysenteryDysentery
AIDSAIDS
PlaguePlague
SmallpoxSmallpox
Typhoid Typhoid feverfever
Infectious DiseasesInfectious Diseases
Salmonella typhi – the bacteria that causes Typhoid Fever