chapt 1,4 5 6
Card Set Information
chapt 1,4 5 6
exam1 chapter 1,4,5,6
organism without a true nucleus
10x smaller then eukaryotics
organisms with a true nucleus
Fungi, Plants, Animals
occur in large numbers
lives in places many other organisms cannot
most are beneficial some harmful
earliest record of microbes work
antonie van leeuwenhoek
created the first single lens microscope
known as the father of bacteriology and protozoology
developed s-shaped flack
discovery of pathogens and the germ theory diesase
fermentation and pasteurization
application of a high heat for a short time is called pasteurization
: Joseph Lister used a chemical
disinfectant to prevent surgical wound infections after looking at Pasteur’s work. Introduced Aseptic Techniques.
(Sepsis – the presence of pathogenic organisms)
: Robert Koch provided proof that a
bacterium causes anthrax and provided the experimental steps, Koch’s postulates, used to prove that a specific
microbe causes a specific disease.
classifying living things
and recording the traits of organisms so they can be named and classified
•Levels of Classification
Archaea, Eubacteria, Eukarya.
Archaeabacteria, Bacteria, Protists, Fungi,
binomial system of nomenclature
The generic (genus) name followed by the
Generic part is capitalized, species is
Both are italicized or underlined if
italics aren’t available
Homo sapien, T. rex.
the degree of relatedness between groups of living things based on ancestry/evolution.
usually represented by a tree- showing the divergent nature of evolution
hereditary information in living things changes gradually through time; these changes
result in structural and functional changes through many generations