classification test Flashcards

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1
Q

what is radiometric dating

A

uses radioactive isotopes to find the EXACT age

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2
Q

what is relative dating

A

uses layers of the earth to estimate order of appearance/disappearence in fossils

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3
Q

what is graduilsm (a rate of evolution)

A

slow, steady evolution

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4
Q

what is punctuated equilibrium (a rate of evolution)

A

long periods of genetic equiliobrium followed by rapid bursts of revolutionary change

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5
Q

what arre the patterns of macroevolution

A

divergent, convengent, adaptive radiation, coevolution

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6
Q

what is adaptive radiation

A

one species evolves into several quickly

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7
Q

what are the conditions of early earth

A

no free oxygen, extreme hot, asteroids/comets, volcanoes

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8
Q

what are the first compounds found

A

unicellular prokaryotes (anaerobic)

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9
Q

describe the miller and urey experiment

A

they recreated the conditions of early earth to test for organic compounds

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10
Q

what did miller and urey find

A

amino acids and sugar

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11
Q

how was the atmosphere filled

A

photosynthetic prokaryotes filled the atmoshpere

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12
Q

what kind of classificatiuon did linnaeus use

A

traditional classification

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13
Q

what was linnaeus’s system based on

A

anatomical similaritys and differences

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14
Q

what is the term linnaeus used

A

taxa

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15
Q

what is the order of taxa for classification

A

kingdom, phyllum, class, order, family, genus, species

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16
Q

what is binomial nomenclature used for

A

a system for naming organisms

17
Q

how is the first word of a name written

A

capitilized in italics

18
Q

what taxa is the first word

A

genus

19
Q

what taxa is the second word

A

species

20
Q

how is the second word written

A

lowercase in italics

21
Q

what are derived characteristics

A

what traits arise before each organism

22
Q

describe domain bacteria

A

prokaryotes, unicellular, asexual, cell wall with peptidoglycan, MOST COMMON (some helpful/some harmful)

23
Q

what kingdom is bacteria

A

eubacteria

24
Q

describe domain archea

A

prokaryotic, unicellular, asexual, NO peptidoglycan, LIVE IN EXTREME ENVIORMENTS

25
Q

what kingdom are archea in

A

archaebacteria

26
Q

what type of bacteria was first on earth

A

archae

27
Q

what type domain has peptidoglycan

A

domain bacteria

28
Q

describe domain eukarya and its kingdoms

A

eurkaryotic with 4 kingdoms (protista, fungi, plantae, animalia)

29
Q

describe kingdom protista

A

unicellular, both sexual and asexual, MOST DIVERSE, (plants and animals)

30
Q

describe kingdom fungi

A

multicellular, asexual and sexual, cell wall of CHITIN

31
Q

how do fungi reproduce asexually

A

spores

32
Q

what do heterotrophs (mushrooms do to in take food)

A

absorb

33
Q

describe kindom plantae

A

multicellular, asexual and sexual, all autotrophs, cell wall of CELLULOSE

34
Q

describe kingdom animalia

A

multicellular, heterotrophs, sexual

35
Q

what does the cell wall of domain bacteria contain

A

peptidoglycan

36
Q

what does the cell wall of kingdom fungi contain

A

chitin

37
Q

what does the cell wall of kingdom plantae contain

A

cellulose