Questão 1
Questão
Of the following, the most inclusive taxon (classification group) is the
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Order
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Phylum
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Class
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Genus
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Family
Questão 2
Questão
All of the following lines of evidence can be used to determine relatedness among organisms EXCEPT
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morphological similarities due to convergence
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similarities in life cycle and development
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similar DNA sequences
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examination of the fossil record for evidence of common ancestry
Questão 3
Questão
The scientific name of the fruit fly is properly written as
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Drosophila melanogaster (both words in italics)
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drosophila melanogaster (both words in italics)
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Drosophila Melanogaster (both words in italics)
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Drosophila melanogaster (only the first word is in italics)
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drosophila melanogaster (neither word is in italics)
Questão 4
Questão
A taxon, all of whose members have the same common ancestor is
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paraphyletic
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monophyletic
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polyphyletic
Questão 5
Questão
Convergent evolution could cause a taxonomist to assume mistakenly that
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two unrelated species are closely related
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two closely related species are unrelated
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members of different subpopulations of the same species are unrelated
Questão 6
Questão
Which of the following would be most useful for constructing a cladogram showing the taxonomic relationships among several fish species?
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several analogous characteristics shared by all the fishes
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a single homologous characteristic shared by all the fishes
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the total degree of morphological similarity among various fish species
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several characteristics thought to have evolved after different fish diverged from one another
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a single characteristic that is different in all the fish
Questão 7
Questão
Phylogeny is the study of
Questão 8
Questão
The common housefly belongs to all of the following taxa. Assuming you had access to textbooks or other scientific literature, knowing which of the following should provide you with the most specific information about the common housefly?
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order Diptera
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family Muscidae
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genus Musca
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class Insecta
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phylum Arthropoda
Questão 9
Questão
According to the cladogram shown, which organisms are most closely related?
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Exosperman and Bubbia
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Belliolum and Drinys
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Exosperman and Tasmannia
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Exosperman and Drinys
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Belliolum and Bubbia
Questão 10
Questão
According to the phylogenetic tree, which organisms are the least related to each other evolutionarily?
Questão 11
Questão
According to this phylogenetic tree, annelids are most closely related to ____.
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arthropods
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mollusks
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nematodes
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cnidarians
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platyhelminths
Questão 12
Questão
According to this phylogenetic tree, the clade that includes echinoderms and chordates is most closely related to the clade that includes ____.
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mollusks
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poriferans
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nematodes
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cnidarians
Questão 13
Questão
According to this phylogenetic tree, cnidarians are most closely related to ____.
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nematodes
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annelids
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mollusks
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echinoderms
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platyhelminths
Questão 14
Questão
A ____ is a monophyletic group made up of an ancestor and all of its descendants.
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maximum likelihood
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clade
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lineage
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convergent evolution
Questão 15
Questão
Which of the following is a group of organisms used as a point of reference for comparison with the groups of primary interest?
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outgroup
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sister species
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homologous pair
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maximum likelihood
Questão 16
Questão
In a phylogenetic study, the group of organisms of primary interest is the ____.
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polyphyletic
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lineage
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binomial nomenclature
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ingroup
Questão 17
Questão
A ____ is a group of related, similar species recognized by taxonomists with a distinct name used in binomial nomenclature.
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genus
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parsimony
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clade
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convergent evolution
Questão 18
Questão
What is the scientific study of the diversity ad relationships among organisms?
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outgroup
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convergent evolution
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sister species
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systematics
Questão 19
Questão
____ are two phylogenetic groups that are each other's closest relatives.
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sister clades
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ancestral trait
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binomial nomenclature
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paraphyletic
Questão 20
Questão
What is "a biological group (typically a species or clade) that is given a name"?
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phylogenetic tree
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taxon
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lineage
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derived trait