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Q 1/104
Score 0
The formation of new species, typically occurs by the accumulation of microevolutionary changes. This is the definition of what?
120
Macroevolution
Speciesssss
Speciation
Microevolution
Q 2/104
Score 0
Refers to evolution on a SMALL scale, as it relates to allele frequencies in a population. What is this the definition of?
120
Microevolution
Aliens
Species
Macroevolution
104 questions
Q.
The formation of new species, typically occurs by the accumulation of microevolutionary changes. This is the definition of what?
1
120 sec
Q.
Refers to evolution on a SMALL scale, as it relates to allele frequencies in a population. What is this the definition of?
2
120 sec
Q.
Refers to evolutionary changes that produce new species and groups of species. This is the definition of what?
3
120 sec
Q.
A group of related organisms that share a distinctive set of attributes in nature? What is this the definition of?
4
120 sec
Q.
Display some traits that are different, but not enough to place into different species. What is this the definition of?
5
120 sec
Q.
Are generally distinct populations adapted to the local environment. This is the definition of what?
6
120 sec
Q.
Commonly used characteristics that biologists use to identify a species include what?
7
120 sec
Q.
Physical characteristics of an organism. What are these?
8
120 sec
Q.
Identifies a species based on the ability of individuals to breed with one another in nature; each species is reproductively isolated from other species.
9
120 sec
Q.
Include DNA sequences within genes, gene order along chromosomes, chromosome structure, and chromosome number. What is this?
10
120 sec
Q.
A variety of ______ related to an organism's habitat may be used to distinguish species. What is this?
11
120 sec
Q.
Members of a species have the potential to interbreed in nature and produce viable, fertile offspring. What is this the definition of?
12
120 sec
Q.
species are defined based on separate evolution of lineages; a lineage is a series of species that forms a line of descent with each new species as the result of speciation from an immediate ancestral species. What is this the definition of?
13
120 sec
Q.
____ are mechanisms that prevent interbreeding between different species. What is this the definition of?
14
60 sec
Q.
Isolating mechanisms can be categorized as what?
15
60 sec
Q.
(______) prevent the formation of a zygote
16
60 sec
Q.
(________) block the development of a viable, fertile offspring
17
60 sec
Q.
When two DIFFERENT species produce an offspring, what is it called?
18
60 sec
Q.
species never come in contact with one another; may involve a physical/geographic barrier. What type of prezygotic isolating mechanism is this?
19
60 sec
Q.
species reproduce at different times of the day/year. What type of prezygotic isolating mechanism is this?
20
60 sec
Q.
mating behavior (ex: differences in song) promotes reproductive isolation. This is the definition of what?
21
60 sec
Q.
morphological features such as size or anatomy of reproductive organs prevent interbreeding between two species. This is the definition of what?
22
60 sec
Q.
Two species may attempt to interbreed, but gametes fail to unite in a successful fertilization event. This is the definition of what?
23
60 sec
Q.
Postzygotic isolating mechanisms include what?
24
120 sec
Q.
A type of postzygotic isolating mechanism. Fertilized egg cannot develop past early embryonic stages. What is this the definition of?
25
120 sec
Q.
interspecies hybrid is viable but sterile. (ex: mule) What is this the definition of?
26
120 sec
Q.
hybrids are viable and fertile, but subsequent generations have genetic abnormalities. What is this the definition of?
27
120 sec
Q.
True or false. Speciation is the formation of a new species; the underlying cause of speciation is the accumulation of genetic changes that ultimately promotes enough differences that a population can be recognized as a unique species
28
120 sec
Q.
True or false. Speciation may occur to abrupt events, such as changes in chromosome number, that cause reproductive isolation.
29
120 sec
Q.
True or false. Speciation may occur as a CONSEQUENCE of ADAPTATION to different ecological niches.
30
120 sec
Q.
______ is the splitting or diverging of a population into 2 or more species.
31
120 sec
Q.
_______ is the most prevalent way for cladogenesis to occur.
32
120 sec
Q.
occurs when a population becomes isolated from other populations and evolves into one or more new species. This is the definition of what?
33
120 sec
Q.
_________ can occur by slow geological events (ex: formation of mountain range, glacier dividing a population); it can also occur when a small population moves to a new location.
34
60 sec
Q.
occurs when a single ancestral species evolves into an array of descendants that greatly differ in habitat, form, or behavior. What is this the definition of?
35
60 sec
Q.
occurs when members of a species that are within the same range diverge into two or more different species even though there are no physical barriers to interbreeding. What is this the definition of?
36
60 sec
Q.
________ and ____________ are mechanisms by which SYMPATRIC speciation can occur.
37
60 sec
Q.
... compares the development of different organisms to understand ancestral relationships and developmental mechanisms that drive evolutionary change. What is this the definition of?
38
60 sec
Q.
The interplay between cell division, migration, differentiation, and death produces an organism with a specific body pattern; this process is called _____.
39
60 sec
Q.
What causes cells to undergo programmed cell death (apoptosis)?
40
60 sec
Q.
What inhibits the function of BMP4, allowing cells to survive?
41
60 sec
Q.
True or false. Hox genes are NOT found in all animals and the number and arrangement of Hox Genes vary among different types of animals
42
60 sec
Q.
_________ specify the developmental fate of a particular segment or region of the body. What is this the definition of?
43
60 sec
Q.
True or false. Prezygotic isolating mechanisms include habitat isolation and hybrid inviability.
44
60 sec
Q.
True or false. Sympatric speciation occurs when populations are in direct contact.
45
60 sec
Q.
How did you feel after this quiz?
46
120 sec
Q.
Physical characteristics of an organism. What are these?
47
120 sec
Q.
Commonly used characteristics that biologists use to identify a species include what?
48
120 sec
Q.
Are generally distinct populations adapted to the local environment. This is the definition of what?
49
120 sec
Q.
Display some traits that are different, but not enough to place into different species. What is this the definition of?
50
120 sec
Q.
A group of related organisms that share a distinctive set of attributes in nature? What is this the definition of?
51
120 sec
Q.
Refers to evolutionary changes that produce new species and groups of species. This is the definition of what?
52
120 sec
Q.
Members of a species have the potential to interbreed in nature and produce viable, fertile offspring. What is this the definition of?
53
120 sec
Q.
A variety of ______ related to an organism's habitat may be used to distinguish species. What is this?
54
120 sec
Q.
Include DNA sequences within genes, gene order along chromosomes, chromosome structure, and chromosome number. What is this?
55
120 sec
Q.
morphological features such as size or anatomy of reproductive organs prevent interbreeding between two species. This is the definition of what?
56
60 sec
Q.
mating behavior (ex: differences in song) promotes reproductive isolation. This is the definition of what?
57
60 sec
Q.
species reproduce at different times of the day/year. What type of prezygotic isolating mechanism is this?
58
60 sec
Q.
species never come in contact with one another; may involve a physical/geographic barrier. What type of prezygotic isolating mechanism is this?
59
60 sec
Q.
When two DIFFERENT species produce an offspring, what is it called?
60
60 sec
Q.
(________) block the development of a viable, fertile offspring
61
60 sec
Q.
(______) prevent the formation of a zygote
62
60 sec
Q.
Isolating mechanisms can be categorized as what?
63
60 sec
Q.
____ are mechanisms that prevent interbreeding between different species. What is this the definition of?
64
60 sec
Q.
occurs when a population becomes isolated from other populations and evolves into one or more new species. This is the definition of what?
65
120 sec
Q.
_______ is the most prevalent way for cladogenesis to occur.
66
120 sec
Q.
______ is the splitting or diverging of a population into 2 or more species.
67
120 sec
Q.
True or false. Speciation may occur as a CONSEQUENCE of ADAPTATION to different ecological niches.
68
120 sec
Q.
True or false. Speciation may occur to abrupt events, such as changes in chromosome number, that cause reproductive isolation.
69
120 sec
Q.
True or false. Speciation is the formation of a new species; the underlying cause of speciation is the accumulation of genetic changes that ultimately promotes enough differences that a population can be recognized as a unique species
70
120 sec
Q.
hybrids are viable and fertile, but subsequent generations have genetic abnormalities. What is this the definition of?
71
120 sec
Q.
interspecies hybrid is viable but sterile. (ex: mule) What is this the definition of?
72
120 sec
Q.
A type of postzygotic isolating mechanism. Fertilized egg cannot develop past early embryonic stages. What is this the definition of?
73
120 sec
Q.
Postzygotic isolating mechanisms include what?
74
120 sec
Q.
Two species may attempt to interbreed, but gametes fail to unite in a successful fertilization event. This is the definition of what?
75
60 sec
Q.
True or false. Sympatric speciation occurs when populations are in direct contact.
76
60 sec
Q.
True or false. Prezygotic isolating mechanisms include habitat isolation and hybrid inviability.
77
60 sec
Q.
_________ specify the developmental fate of a particular segment or region of the body. What is this the definition of?
78
60 sec
Q.
True or false. Hox genes are NOT found in all animals and the number and arrangement of Hox Genes vary among different types of animals
79
60 sec
Q.
What inhibits the function of BMP4, allowing cells to survive?
80
60 sec
Q.
What causes cells to undergo programmed cell death (apoptosis)?
81
60 sec
Q.
The interplay between cell division, migration, differentiation, and death produces an organism with a specific body pattern; this process is called _____.
82
60 sec
Q.
... compares the development of different organisms to understand ancestral relationships and developmental mechanisms that drive evolutionary change. What is this the definition of?
83
60 sec
Q.
________ and ____________ are mechanisms by which SYMPATRIC speciation can occur.
84
60 sec
Q.
occurs when members of a species that are within the same range diverge into two or more different species even though there are no physical barriers to interbreeding. What is this the definition of?
85
60 sec
Q.
occurs when a single ancestral species evolves into an array of descendants that greatly differ in habitat, form, or behavior. What is this the definition of?
86
60 sec
Q.
morphological features such as size or anatomy of reproductive organs prevent interbreeding between two species. This is the definition of what?
87
60 sec
Q.
Include DNA sequences within genes, gene order along chromosomes, chromosome structure, and chromosome number. What is this?
88
120 sec
Q.
A variety of ______ related to an organism's habitat may be used to distinguish species. What is this?
89
120 sec
Q.
Members of a species have the potential to interbreed in nature and produce viable, fertile offspring. What is this the definition of?
90
120 sec
Q.
Refers to evolutionary changes that produce new species and groups of species. This is the definition of what?
91
120 sec
Q.
A group of related organisms that share a distinctive set of attributes in nature? What is this the definition of?
92
120 sec
Q.
Display some traits that are different, but not enough to place into different species. What is this the definition of?
93
120 sec
Q.
Are generally distinct populations adapted to the local environment. This is the definition of what?
94
120 sec
Q.
Commonly used characteristics that biologists use to identify a species include what?
95
120 sec
Q.
Physical characteristics of an organism. What are these?
96
120 sec
Q.
______ is the splitting or diverging of a population into 2 or more species.
97
120 sec
Q.
_______ is the most prevalent way for cladogenesis to occur.
98
120 sec
Q.
occurs when a population becomes isolated from other populations and evolves into one or more new species. This is the definition of what?
99
120 sec
Q.
____ are mechanisms that prevent interbreeding between different species. What is this the definition of?
100
60 sec
Q.
Isolating mechanisms can be categorized as what?
101
60 sec
Q.
(______) prevent the formation of a zygote
102
60 sec
Q.
When two DIFFERENT species produce an offspring, what is it called?
103
60 sec
Q.
(________) block the development of a viable, fertile offspring
