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BIO Chapter 18 (unit 2)
classification
21
Biology
10th Grade
09/15/2008

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Term
taxonomy
Definition
classification system in which each organism is assigned a universally accepted name
Term
binomial nomenclature
Definition
two-word naming system. genus & species
Term
taxon
Definition
each level of the naming system
Term
creater of the taxonomic naming system
Definition
Linnaeus
Term

levels of Linnaeus' naming system

Definition
Kingdom, Phylum, Class, Order, Family, Genus, Species
Term
Eubacteria
Definition
common bacteria
Term
Archaebacteria
Definition

bacteria that lives in extreme conditions

Term
Protista
Definition
single celled, have nucleus
Term
Fungi
Definition
mushrooms, mold
Term
Plantae
Definition
plants
Term
Animalia
Definition
animals
Term
domain bacteria
Definition
eubacteria
Term
domain eukarya
Definition
protist, fungi, plant, animal
Term

prokaryote

Definition
cell with no nucleus
Term
eukaryote
Definition
cell with no nucleus
Term
autotroph
Definition
feeds itself
Term
heterotroph
Definition
other source of food
Term
dichotomous key
Definition
tool to identify unknown organisms using physical characteristics
Term
evolutionary classification
Definition
certain traits are shared becuase of a common ancestor, based on evolutionary decent
Term
cladogram
Definition
shows how closely related organisms are traced to a common ancestor
Term
modern technology lets us classify by
Definition
DNA sequence & mutations between species
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