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Systematics lec > Lesson 1 > Flashcards

Lesson 1 Flashcards

1
Q

Largest formal taxonomic category in the linnaean classification of animal kingdom

A

Phylum

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2
Q

This include all animal phyla except porofera, placozoa, cnidaria, ctenophora

A

Bilateria

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3
Q

Bilateria is divided into ____ and ___

A

Protostomia and deuterostomia

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4
Q

Protostomia is further divided into

A

Ecdysozoa
Lophotrochozoa

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5
Q

Who proposed the three monophyletuc domains above kingdom level and why

A

Woese, Kandler, Wheelis
ribosomal RNA sequence

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6
Q

What are the three monophyletuc domains

A

Eukarya
Bacteria
Archaea

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7
Q

New taxonomic sulystem that is being developed

A

PhyloCode

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8
Q

Percent of extant animals known

A

20%

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9
Q

Percent of extinct animals known

A

1%

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10
Q

How many species of animald are named with kthousands being described each year

A

1.5 million

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11
Q

Reflects relationship among animals om nature and outside human context

A

Natural system

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12
Q

Serves as a guide in naming animals

A

Darwin’s theory of evolution

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13
Q

Formal system of naming and classifying species following the principle of common descent

A

Taxonomy

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14
Q

Broader science of classifying organisms

A

Systematics (comparative biology)

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15
Q

Greek biologist / philosopher who first classified organisms based on structural similarities

A

Aristotle

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16
Q

Swedish botanist who first classified organisms based on strcutural similarities

A

Carolus Linnaeus

17
Q

What is the work of carolus linnaeus

A

Systema natura

18
Q

This divided animal kingdom inyo species and gave each a distinct name

A

Linnaean system of classification

19
Q

How are animals arranged of groups regarding its inclusiveness

A

Ascending order

20
Q

Major animal group in each level

A

Taxa

21
Q

General degree of inclusiveness per group

A

Taxonomic rank

22
Q

Seven manadatory major ranks

A

Kingdom
Phylum
Class
Order
Family
Genus
Specie

23
Q

Taxonomists ask whether a species being classified contains the defining feature of a particular taxonomic class.

A

Classification

24
Q

Taxonomist asks whether the characteristics of a species confirm or reject the hypothesis that it descends from the most recent common ancestor of a particular taxon.

A

Systemization

25
Q

Linnaeus’s system for naming species

A

Binomial specie nomenclature

26
Q

is used in scientific nomenclature by scientists all around the world due to its precise description

A

Latin

Systematics lec (3 decks)

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