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23 Cards in this Set

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Aristotle
Aristotle believed that form caused matter to move and defined motion as the process by which the potentiality of matter (the thing itself) became the actuality of form (motion itself). He held that the Prime Mover alone was pure form and as the "unmoved mover" and final cause was the goal of all motion.
Archaebacteria
Kingdom of unicellular prokaryotes whose cell walls do not contain peptidoglycan
Animalia
Kingdom of multicellular eukaryotic heterotrophs whose cells do not have cell walls
Dichotomous Key
A key for the identification of organisms based on a series of choices between alternative characters
Taxonomy
Discipline of classifying organisms and assigning each organism a universally accepted name
Classification
Systematic arrangement in groups or categories according to established criteria
Phylogeny
The study of evolutionary relationships among organisms
Kingdom
Large taxonomic group, consisting of closely related phyla
Genus
Group of closely related species and the first part of the scientific name in binomial nomenclature
Phylum (Phyla)
Group of closely related classes
Binomial Nomenclature
Classification system in which each species is assigned a two-part scientific name
Molecular Clock
Model that uses DNA comparisons to estimate the length of time that two species have been evolving independently
Linnaeus
Swedish botanist; a father of modern systematic botany and of modern system of nomenclature
Cladogram
Diagram that shows the evolutionary relationships among a group of organisms
Eubacteria
Kingdom of unicellular prokaryotes whose cell walls are made up of peptidoglycan
Plantae
Kingdom of multicellular photosynthetic autotrophs that have cell walls containing cellulose
Division
A group of organisms forming part of a larger group
Taxa (Taxon)
Group or level of organization into which organisms are classified
Family
Group of genera that share many characteristics
Fungi (Fungus)
Kingdom composed of heterotrophs; Many obtain energy and nutrients from dead organic matter
Class
Group of similar orders
Order
Group of similar families
Protista
Kingdom composed of eukaryotes that are not classified as plants, animals, or fungi