Download Cornell Notes pages 42-43, 52-57

Cornell Notes pages 42-43, 52-57
classification
the arrangement of things in groups of
similar items
Classification identifies organisms so that
we can see the relationship between living
things.
Aristotle
350 B.C. Greek philosopher
developed a system of classifying things
into plants and animals
microscope
led to the discovery of tiny forms of life
Linnaean system
1700s Swedish scientist Carl Linne’
new classification system useful for storing
and finding information about living
things
His system became the basis for modern
classification.
He changed his name to Carolus Linnaeus
because Latin was the language of that
time period.
Naming Living
Things
Linnaeus gave each organism a two-part
name. First: genus, start with a capital
letter Second: species, start with a small
letter and underline or italics
genus: group of organisms that share
major characteristics & closely related
species: name of one specific organism
Seven Levels of
Classification
Domain: Archaea, Bacteria, Eukarya
Phylum
Class
Order
Family
Genus
Species
Dogs Prefer Cheese Over Fried Green
Spinach
species: Felis domesticus house cat
species: Panthera tigris tiger
Dichotomous Key
a series of choices that lead to the correct
name of the organism
The dichotomous key is a guide used to
identify living things.