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Evolution Studyguide
Evolution Studyguide
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Answers
1
which of the following is the strongest evidence all life descended from a common ancestor?
DNA
biological diversity
reproduction
variation
2
Which of the following leads to evolution?
mutations
gene flow
non-random mating
genetic drift
3
Reproductive Isolation
When 2 species can no longer reproduce
Keeping 2 species separate
Keeping two species separate by barrier
4
as a result of shuffling genes, a new combination of alleles are produced
meiosis
recombination
mutation
genetic drift
5
increases fitness
variation
adaptation
survival of the fittest
all of the above
6
change in allele frequency due to chance
genetic drift
gene pool
sexual selection aka non-random mating
mutation
7
Geographic and reproductive isolation lead to...
Speciation
Organism death
Evolution
Competition
8
certain traits increase mating success or make a male more attractive
founders effect
sexual selection aks non-random mating
gene pool
bottleneck effect
9
Types of Natural Selection
Directional selection and Sexual Selection
Stabilizing, Diversifying, Directional, Sexual selection
There are no types of natural selection
Stabilizing selection and diversifying selection
10
founders effect and bottleneck effect are both examples of
natural selection
gene flow
genetic drift
artificial selection
11
which process adds alleles to a population's gene pool?
gene flow
mutation
recombination
non-random mating
12
Which type of mechanism is illustrated in the video?
genetic drift
artificial selection
natural selection
non-random mating
13
Reproductive isolation:
better adaptive organisms survive
the inability of populations to successively interbreed
gene flow
unsuccessful breeding
14
Which type of mechanism is illustrated in the video?
natural selection
bottleneck effect
founders effect
non-random mating
15
Which
evidence
of evolution is illustrated below?
biogeography
analogous structures
fossils
homologous structures
16
Which of these is NOT an example of co-evolution?
Parasite and Host
Pollinators and Plants
Predator and Prey
Producers and Plants
17
Which type of mechanism is illustrated in the video?
bottleneck effect
non-random mating
natural selection
founders effect
18
Types of Natural Selection include...
Stabilizing, descriptive
Directional, mechanical
Directional, disruptive
Coevolution, disruptive
19
Which type of mechanism is illustrated in the video?
non-random mating
founders effect
bottleneck effect
artificial selection
20
Remnants of organs or structures that had a function in an early ancestor.
vestigial
comparative DNA
biogeography
embryology
21
random change in DNA
genetic drift
mutation
meiosis
recombination
22
Divergent evolution results in...
Gene Pool Variation
Evo Devo
Evolution
Homologous structures
23
Random changes to the allele frequency in a population is ___.
natural selection
genetic drift
non-random mating
mutation
24
Which type of mechanism is illustrated in the video?
genetic drift
non-random mating
artificial selection
natural selection
25
genetic drift that occurs after a dramatic event reduces the population size
bottleneck effect
founders effect
mutation
gene pool
26
Which
evidence
of evolution is illustrated below?
embryology
fossils
comparative DNA
biogeography
27
Which mechanism adds alleles to a population's gene pool
genetic drift
natural selection
gene flow
mutation
28
are structures that perform a similar function but are not similar in origin.
Do not show common ancestry!
vestigial
biogeography
analogous structures
homologous structures
29
Evidence of Evolution
All these
DNA
ComparativeEmbryology
Fossil Record
30
The
study
of the distribution of organisms around the world.
comparative DNA
biogeography
vestigial
embryology
31
high gene flow
between populations results in?
populations that are genetically different
Don't have a clue Mrs. D
populations that are genetically similar
populations that do not change
32
According to Darwin, overproduction means producing
more food than is needed
too few organisms
too many species in one area
more offspring than can survive
33
Which type of mechanism is illustrated in the video?
founders effect
non-random mating
artificial selection
bottleneck effect
34
Evolution: Types of Natural Selection
C
A
B
D
35
What do all of the evidence of evolution show?
variation
biodiversity
descent with modification
common ancestry
36
Which
evidence
of evolution is illustrated below?
analogous structures
biogeography
vestigial
homologous structures
37
wide range of phenotypes in a population
allele frequency
genetic variation
genetic drift
gene pool
38
The study of embryos and their development
biogeography
vestigial
embryology
comparative DNA
39
Geographic Isolation
Geography separates species, keeping them apart and unable to interbreed
Absence of a behavior in a species making it incompatible with another
Species live in different habitats (little to no overlap in area to breed)
Difference in mechanics that make breeding physically not possible
40
Temporal Isolation:
prevents hybrids from mating
species have different mating rituals
species breed at different times
physical differences prevent mating
41
_____are coded in your DNA
inherited characteristics
acquired characteristics
42
Which is
not
a part of Darwin's principles of natural selection?
variation occurs among individuals in a population
the process is gradual and occurs over long periods of time?
mutations are the ultimate sources of genetic variation.
more individuals are born than will survive
43
are features that
are similar in structure and function
, but appear in different organisms
homologous structures
biogeography
vestigial
analogous structures
44
Factors of natural selection include
Variation exists in natural population
Many more offspring are born that can possibly survive.
All of the above
There is competition for food, mates, and nesting spots
45
process in which organisms with traits well-suited to their environment reproduce at a greater than others
natural selection
evolution
artificial selection
Darwinism
46
Which
evidence
of evolution is illustrated below?
biogeography
fossils
analogous structures
homologous structures
47
limited gene flow
between populations leads to?
populations that evolve because they are genetically different
I don't have a clue Mrs. D
no change
populations that are genetically similar
48
immigration and emigration of alleles between different populations
natural selection
sexual selection aka non-random mating
gene flow
genetic drift
49
High levels of gene flow indicates
Two populations are not interbreeding
Two populations will share many alleles
Genes are liquid at room temperature
Genes are moving without reproduction
50
source(s) of genetic variation?
mutation
none
gene pool
recombination
51
What is evolutionary success based on?
improved senses
achievement
intelligence
reproduction
52
Which type of mechanism is illustrated in the video?
bottleneck effect
founders effect
artificial selection
non-random mating
53
Convergent evolution results in
vestigial structures
analogous structures
homologous structures
none of these
54
Natural selection requires
unlimited resources
genetic variation in populations
artificial selection
gradual warming of Earth
55
Which mechanism is due because of adaptations
genetic drift
artificial selection
gene flow
natural selection
56
humans select the most desired traits
evolution
artificial selection
natural selection
Darwinism
57
Which
evidence
of evolution is illustrated below?
embryology
vestigial
biogeography
comparative DNA
58
What is geographical isolation?
share a common ancestor
have different mating behaviors
come into season in different times of the year
separation by river, mountains, etc.
59
the occurrence of the same blood protein in a group of species is evidence that..
species evolved in the same habitat
species descended from different ancestors
species evolved in different habitats
species descended from a common ancestor
60
Which
evidence
of evolution is illustrated below?
comparative DNA
homologous structures
biogeography
vestigial
61
eye color, hair color, skin color, freckles, dimples, etc. are all examples of ?
inherited characteristics
acquired characteristics
62
which are examples of co-evolution?
Gazelles evolving to run faster to avoid cheetahs killing them
Giraffes evolving long necks to reduce competition for food with zebras
Hummingbirds evolving longer beaks to reach the nectar in long flowers.
63
genetic drift that occurs because part of a larger population breaks away and starts a new colony
gene pool
sexual selection aks non-random mating
bottleneck effect
founders effect
64
Types of Natural Selection
Hardy Weinberg Equilibrium - no selection occcuring
Directional selection - variation favoring one extreme
Stabilizing selection - favoring the middle
Disruptive selection - favoring both extremes
65
If a jaguar outcompetes other jaguars for food and reproduces, is said to have a high ___.
fitness
evolution rate
mutation rate
life expectancy
66
Which
evidence
of evolution is illustrated below?
vestigial
embryology
comparative DNA
biogeography
