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biology > THE CLADISTIC SYSTEM > Flashcards

THE CLADISTIC SYSTEM Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

phylogenetic system that defines groups by distinguishing between ancestoal and derived traits

A

cladistics

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2
Q

attributes of species that have been retained from common ancestor

A

ancestral characteristics

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3
Q

ancestral characteristics are shared by

A

symplesiomorphies

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4
Q

attributes different from those found in groups ancestry

A

derived characteristics

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5
Q

derived characteristics are shared by

A

synapomorhies

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6
Q

tree0like diagramn depicting sequence in the origin of derived characteristics

unscaled branches

A

cladogram

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7
Q

basic unit of cladogram, group of organisms linked by a single ancestral pathway

A

clad

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8
Q

two lineages branching from a single ancestrral node

A

sister taxa

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biology (21 decks)

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