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Taxonomy provides consistent ways to _____ organisms.
name
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Two different organisms _______ have the same scientific name.
cannot
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A genus is a taxoonomic category that contains serveral _________.
species
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The least inclusive group to which an organism can be assigned is its _________
species
-
A species is a _______ taxonomic group than genus.
smaller
-
Organisms that have similar traits but evolved independently are the result of ________ evolution.
convergent
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_______ is used to determine the sequence in which different groups of organisms evolved.
Cladistics
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In modern systematics, studies of the ____ __________ of vertebrates have helped researchers to estimate the time at which each species began to evolve.
DNA mutations
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All organisms in the kingdom ________ are multicellular heterotrophs whose cells lack cell walls.
Anamilia
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Archea are _____ ________ that are characterized be several unique biochemical characteristics.
Archae bacteria
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The current system used for naming organisms was developed by________
Linnaean
-
The two-word syste for naming organisms is called____________
bionomial nomenclature
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The scientific name of an organism gives biologists a common way of _____________ regardless of their native languages.
communicating
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All names assigned to organisms under the Linnaean system are in the ________ language.
Latin
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The unique two-word name for a species is its _________ name.
scientific
-
All living things are grouped into one of three ________
domains
-
There are _____ levels of classification in the modern classification system.
8
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A kingdom contains many ________
phylum
-
Each level of classification is based on ___________ shared by all the organisms it contains
characteristics
-
homo habilis, homo erectus, and homo sapiens all belong to the same _______
genus
-
Traditionally, scientists have used differences in appearance and ________ to classify organisms.
structure
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The type of evolution that results in similar characteristics found in different organisms as the result of selection within similar enviroments is called _______ evolution
convergent
-
The evolutionary history of a species is called its __________
phologeny
-
Shared derived characters are found in organisms that once shared a ________ ancestor.
common
-
A method of analysis that reconstructs phylogenies by inferring relationships based on shared characteristics is called ________
cladistics
-
A model developed by systematists that uses shared derived characters to show the evolutionary history of different organisms is called ____________
Cladogram
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Two kingdoms include prokaryotes, while four kingdoms include ____________
eukaryotes
-
Bacteria have strong exterior cell walls made of ___________
peptidoglycan
-
An organism made of many cells that are permanently associated and that coordinate their activities is called a __________ organism.
multicellular
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Eukaryotes that are not fungi, plants, or animals, are called _________
protista
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