Evolution and Origins quiz Flashcards

(56 cards)

0
Q

homologous structure

A

similar structures in species sharing a common ancestor

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1
Q

adaption/modifications

A

changes in the occurrence of genetic traits in a population due to natural selection resulting in the transformation of all life over long periods of time

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2
Q

CCR5

A

protein receptor on the surface of a white blood cell used as a doorknob that allows HIV to enter the blood stream.

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3
Q

homeotic gene

A

master control genes that direct development of body parts in spevofic locations in many organisms.

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4
Q

binomial nomenclature

A

naming system developed by Linnaeus

system of naming organisms with 2 names

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5
Q

Linnaeus

A

came up with naming system

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6
Q

order of generalized

A
Domain
Kingdom
Phylum
Class 
Order
Family
Genus 
Species
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7
Q

three kinds of domains

A

archaea
bacteria
eukaryotes

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8
Q

binomial

A

genus

species

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9
Q

father of taxonomy

A

linnaeus

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10
Q

scientific name

A

the 2 names used globally to refer to a life form

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11
Q

human classification

A
animal
chordate
mammalia
primate
hominid
homosapien
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12
Q

taxonomy

A

the study of naming all organisms and placing them in groups

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13
Q

homologous structure

A

similar structures found in more than one species that share a common ancestor

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14
Q

example of homologous structure

A

bones in humans, whales, dogs and bat forelimbs

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15
Q

vestigial structures

A

remnant ofa structure that may have had larger function in a species ancestors but has a lesser function today

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16
Q

body parts that suggest common ancestory due to similar structure

A

homologous structures

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17
Q

homeotic genes that control the body part development and influence evolution evolution of traits like neck length are called

A

hox genes

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18
Q

evolution

A

changes in the occourences of genetic traits in a population due to natural selection resulting in the transformation of all life over long periods of time

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19
Q

what did darwin call evolution

A

decent with modification

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20
Q

name of darwins book

A

origin of species

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21
Q

natural selection

A

process by which individuals with inherited characteristics, well suited to their environment leave more offspring than others

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22
Q

lyell

A

proposed that gradual process (erosion) explain the physical features of todays earth

23
Q

radiometric dating

A

uses mathematical formulas to study the amount of radioactive isotopes in a fossil

24
why do isotopes decay
because they are unstable. too many neutrons break nucleus
25
half life
the amount of time that it takes half a radioactive isotope to decay into a new stable element
26
gradualism
the theory that the earth has been slowly shaped by natural forces (lyell)
27
continental drift/ pangea
the worlds continents as a giant land mass (pangea) separated
28
fossil examples
piltdown fossil otzi sue
29
types of fossils
tar amber sedimentary rock petrification
30
artificial selection
selective breeding to produce offspring with traits that humans value
31
how long ago was the big bang
14 billion years ago
32
classification
the part of taxonomy where life forms are grouped with others with similar ancestors or similar genetic make up
33
overpopulation/competition
human suffering due to the fact that population grows faster tgat resources can be produces war famine disease
34
who recognized consistencies in rat population but nit humans? overpopulation
thomas malthus
35
charles darwin
father of evolution
36
early ideas before darwin
young earth | unchanging
37
HMS beagle
dariwns ship to galapagos
38
adaptation
hen organisms spread into mew habitats and accumulate modifications
39
fossils
preserved remains of early life forms
40
relative dating
estimates the age of a fossil based on its placement in layering rock
41
paleontology
the branch if science concerned with fossils
42
wallace
own theory of evolution around the time of darwin
43
Lamaitre
big bang theory | catholic priest
44
big bang theory
the universe was created when a large explosion created matter and space of the universe
45
evidence of big bang
universe is still expanding which can be seen by studying other galaxies in finding away
46
sun formed
5 billion years ago
47
early earth formed
4.6 bya
48
how to find date of earth
radiometric dating
49
evidence of no free floating oxygen
no rust
50
oceans form
3.8 bya
51
stanely miller
mimic conditions electricity formation
52
gene variation
crossing over
53
microfossils
studied with a moctroscope
54
pastur
swan neck flask proved not air, bacteria broth
55
redi
not spontaneous reproduction