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The term "clade" most closely refers to:


A) a class.
B) the binomial system of classification.
C) a mechanism of horizontal gene transfer.
D) a subspecies of organisms does not include a subgenus.
E) a group of organisms that share common characteristics inherited from a common ancestor.

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How many domains form the three main branches of the tree of life?


A) Two
B) Three
C) Four
D) Five
E) Nine

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Dolphins share synapomorphies with mammals.

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___________ are organisms that have nuclei and other membrane-enclosed organelles.


A) Anthophyta
B) Plantae
C) Eukarya
D) Monocotyledones
E) Zea

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Which is not one of the characteristics of a population?


A) Made up of same species
B) Dimension in space
C) Geographic range
D) Dimension in time
E) Demographic range

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In _________________, gene swapping takes place between one genome and another within one taxon or between genomes in different taxa.


A) circular gene transfer
B) vertical gene transfer
C) horizontal gene transfer
D) straight gene transfer
E) dotted gene transfer

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Scientific names are typically derived from the root of which language?


A) Latin
B) French
C) English
D) Italian
E) German

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Choose the best match for the definition.

Premises
Phylogeny
Responses
The science of naming, describing and classifying organisms
The arrangement of organisms into groups based on similarities that show evolutionary relationships
A group of organisms with a common ancestor
The scientific study of the diversity of organisms and their evolutionary relationships
The evolution of a group of organisms from a common ancestor

Correct Answer

The science of naming, describing and classifying organisms
The arrangement of organisms into groups based on similarities that show evolutionary relationships
A group of organisms with a common ancestor
The scientific study of the diversity of organisms and their evolutionary relationships
The evolution of a group of organisms from a common ancestor

Choose the best match for the definition.

Premises
Cladogram
Responses
The scientific study of the diversity of organisms and their evolutionary relationships
A group of organisms with a common ancestor
The evolution of a group of organisms from a common ancestor
The science of naming, describing and classifying organisms
The arrangement of organisms into groups based on similarities that show evolutionary relationships

Correct Answer

The scientific study of the diversity of organisms and their evolutionary relationships
A group of organisms with a common ancestor
The evolution of a group of organisms from a common ancestor
The science of naming, describing and classifying organisms
The arrangement of organisms into groups based on similarities that show evolutionary relationships

An example of homoplastic structures is the wing of a butterfly and:


A) wing of a moth.
B) wing of a bird.
C) antenna of a moth.
D) legs of the butterfly.
E) antenna of the butterfly.

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Humans, as well as all other mammals, have hair. Hair, then, would be considered to be a(n) :


A) derived character.
B) cladistic character.
C) ancestral character.
D) analogous character.
E) polyphyletic character.

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In vertical gene transfer, genes move from one species to another species in the same generation.

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A taxon that includes all the descendants of an ancestor is called:


A) phenetic.
B) homophyletic.
C) monophyletic.
D) paraphyletic.
E) polyphyletic.

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The evolutionary history of a group of organisms from a common ancestor is known as:


A) biohistory.
B) phylogeny.
C) phrenology.
D) phenetics.
E) species origination.

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What does CBOL stands for?


A) Committee for the Barcode of Life
B) Community for the Barcode of Life
C) Community for the Barcode for Living
D) Consortium for the Barcode for Living
E) Consortium for the Barcode of Life

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Define and provide one example for each of the following terms: monophyletic, paraphyletic, and polyphyletic.

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A monophyletic group includes an ancestr...

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Choose the best match for the definition.

Premises
Classification
Responses
The arrangement of organisms into groups based on similarities that show evolutionary relationships
The science of naming, describing and classifying organisms
The scientific study of the diversity of organisms and their evolutionary relationships
The evolution of a group of organisms from a common ancestor
A group of organisms with a common ancestor

Correct Answer

The arrangement of organisms into groups based on similarities that show evolutionary relationships
The science of naming, describing and classifying organisms
The scientific study of the diversity of organisms and their evolutionary relationships
The evolution of a group of organisms from a common ancestor
A group of organisms with a common ancestor

A study of the genomes of dogs from around the world indicated that:


A) the dogs' closest relative is the gray wolf.
B) all dogs appeared to develop from a mixture of wolf and coyote.
C) some dogs evolved from the coyote and some from the wolf.
D) all dogs appeared to evolve from a mixture of the jackal and the wolf.
E) all dogs appeared to evolve from a mixture of the wolf, jackal, and the coyote.

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Which classification level contains the greatest number of species?


A) Class
B) Order
C) Family
D) Domain
E) Phylum

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The number of similarities in certain DNA or RNA nucleotide or amino acid sequences may be used as a molecular clock to indicate how much time has passed since the groups branched from a common ancestor.

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