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What is microbiology
the study of living things too small to be seen with the naked eye
Groups of microorganisms
bacteria, protist ,fungi,helminths &viruses
what is a virus
a non living ,noncellular, parasitic protein-coated genetic element that infect all living things, including other microorganisms
what is a prokaryote?
organisms without a true nucleus
organisms with a true nucleus
introducing microbes to the environment
which cell is smaller prokaryote or eukaryote?
prokaryotes are 10x smaller
earliest record of microbes
robert hooke 1660
created the single lens microscope?
antonie van leeuwenhoek
whos known as the father of biology and protozoology
antoni van leeuwenhoek
theory of biogenesis
studied and confirmed by pasteur in the mid late 1800
s shaped flask
designed by pasteur to confirm theory of biogensis
discovered by louis pasteur who made the correlation of germs and dieases
who discovered fermentation and pasteurization
pasteur showed that microbes are responsible for fermentation
the conversation of sugar to alchol to make beer and wine
spoilage bacteria can be killed by heat high heat for a short time
used a chemical disinectant to prevent surgical would infections he introduced aseptic techniques
created koch postulates which was used to prove that a specific microbe causes a specific diease
classifying living things
levels of classification
3 domains 6 kingdoms
discovering and recording the traits of organisms so they can be named and classified
archea eubacteria, eukarya
achaebacteria, bacteria, protists, fungi, plants, animals
classification(king phillip came over for good spagetti
kingdom,phylum, class, order, family, genus , species
archaebacteria& bacteria are?
protist, fungi, plants, animals are
binomial system of nomenclature
- –The generic (genus) name followed by the
- species name
- –Generic part is capitalized, species is
- –Both are italicized or underlined if
- italics aren’t available
- –Staphylococcus aureus,
- Homo sapien, T. rex.
- degree of relatedness between groups of living things based on ancestry/evolution.
- information in living things changes gradually through time; these changes
- result in structural and functional changes through many generations