Notes 7-4 Classification
taxonomy Study of how living things are classified
Carolus Linnaeus Binomial Nomenclature Two-part naming system Genus and species Still use this naming system today Our genus and species is Homo Sapiens
Levels of Classification As you move down the levels of classification, the number of organisms decreases. The organisms at lower levels share more characteristics with each other.
Delighted=Domain King=Kingdom Phillip=Phylum Came=Class Over=Order For=Family Good= Genus Soup=Species
Domains (most broad category) 1.Bacteria 2.Archaea 3.Eukarya
Bacteria Prokaryotic (Don’t have a nucleus, DNA is floating in cytoplasm) unicellular All around you
Archaea Prokaryotic unicellular Can live in extreme environments such as hot springs, salt water, intestines of cows Structurally and chemically different than bacteria
Eukarya Eukaryotic (Have a nucleus that houses the DNA) Can be unicellular or multicellular 4 kingdoms: protists, fungi, plants, animals