6852337
Pregunta 1
Pregunta
Natural [blank_start]selection[blank_end] is a process in which [blank_start]individuals[blank_end] with certain [blank_start]traits[blank_end] have a [blank_start]greater[blank_end] chance at [blank_start]surviving[blank_end] and producing offspring, than individuals [blank_start]without[blank_end] these traits.
Respuesta
-
selection
-
individuals
-
species
-
environment
-
traits
-
genes
-
greater
-
without
-
surviving
Pregunta 2
Pregunta
non-[blank_start]disjunction[blank_end] is an error in cell [blank_start]division[blank_end] in which members of a pair of [blank_start]homologous[blank_end] [blank_start]chromosomes[blank_end], or sister chromatids, fail to [blank_start]separate[blank_end]
Respuesta
-
disjunction
-
division
-
homologous
-
chromosomes
-
separate
Pregunta 3
Pregunta
When two or more clearly different phenotypes exist in the same population/species it is called [blank_start]polymorphism[blank_end]
Respuesta
-
polymorphism
Pregunta 4
Pregunta
gene flow
Respuesta
-
the transfer of alleles or genes from one population to another
-
all the alleles present in a population
-
the transfer of genes in a population
Pregunta 5
Pregunta
All the alleles of a gene present in a population is called the gene sample
Respuesta
- True
- False
Pregunta 6
Pregunta
The change in the [blank_start]frequency[blank_end] of an [blank_start]allele[blank_end] in a p[blank_start]opulation[blank_end] due to [blank_start]random[blank_end] sampling is called genetic [blank_start]drift[blank_end]
Respuesta
-
drift
-
random
-
frequency
-
allele
-
opulation
Pregunta 7
Pregunta
tetraploid refers to [blank_start]cells[blank_end] with [blank_start]four[blank_end] [blank_start]copies[blank_end] of [blank_start]each[blank_end] [blank_start]chromosome[blank_end]
Respuesta
-
cells
-
four
-
copies
-
chromosome
-
each
Pregunta 8
Pregunta
triploid refers to [blank_start]cells[blank_end] with [blank_start]three[blank_end] [blank_start]copies[blank_end] of each [blank_start]chromosome[blank_end]
Respuesta
-
cells
-
three
-
copies
-
chromosome
Pregunta 9
Pregunta
pre-zygotic and post-zygotic barriers
Respuesta
-
prevent fertilisation
-
prevent the development of the fertilised egg cell
-
prevent abnormal developments in the zygote
-
prevent a second egg from being fertilised
Pregunta 10
Pregunta
[blank_start]polyploidy[blank_end] refers to cells with more than two copies of each [blank_start]chromosome[blank_end]
Respuesta
-
polyploidy
-
chromosome
Pregunta 11
Pregunta
recombinant organisms contain a different combination of alleles from wither of its parents
Respuesta
- True
- False
Pregunta 12
Pregunta
stabilising selection is a type of [blank_start]natural[blank_end] selection where the two extremes of a trait are selected [blank_start]against[blank_end]
Respuesta
-
natural
-
artificial
-
against
-
for
Pregunta 13
Pregunta
subspecies can interbreed with other members of the spcies
Respuesta
- True
- False
Pregunta 14
Pregunta
The process through which new species evolve from a single ancestral species while living in the same geographic region
Respuesta
-
sympatric speciation
-
adaptive radiation
-
allopatric speciation
-
parallel evolution
-
divergent evolution
Pregunta 15
Pregunta
The type of [blank_start]natural[blank_end] selection where one of the two extremes of a trait is selected for/favoured = [blank_start]directional[blank_end] selection
Respuesta
-
directional
-
natural
Pregunta 16
Pregunta
Label the types of natural selection
Respuesta
-
Stabilising
-
Directional
-
Disruptive
-
Disruptive
-
Stabilising
-
Directional
-
Disruptive
-
Stabilising
-
Directional
Pregunta 17
Pregunta
When individuals leave a population it is called [blank_start]emigration[blank_end]
Respuesta
-
emigration
Pregunta 18
Pregunta
allele
Respuesta
-
version of a gene
-
type of gene
-
phenotype
Pregunta 19
Pregunta
[blank_start]allopatric[blank_end] speciation is the process through which new species evolve from a single ancestral species while living in different geographic regions
Respuesta
-
allopatric
Pregunta 20
Pregunta
[blank_start]allopolyploidy[blank_end] refers to cells with two or more complete sets of chromosomes derived from different species
Respuesta
-
allopolyploidy
Pregunta 21
Pregunta
[blank_start]autopolyploidy[blank_end] refers to cells with two or more complete sets of chromosomes derived from the same species
Respuesta
-
autopolyploidy
Pregunta 22
Pregunta
Bottleneck
Respuesta
-
The result of a sudden even where a significant proportion of individuals in a population/species are killed or not reproducing
-
A gradual change in a characteristic or feature across the geographic range of a species or population
Pregunta 23
Pregunta
A gradual change in a characteristic or feature across the geographic range of a species or population
Respuesta
-
cline
-
allopatric speciation
-
sympatric speciation
-
deme
Pregunta 24
Pregunta
crossing over refers to the exchange of genetic material between homologous chromosomes
Respuesta
- True
- False
Pregunta 25
Pregunta
A [blank_start]deme[blank_end] is a [blank_start]local[blank_end] population consisting of closely related plants, animals, or people, typically breeding mainly [blank_start]within[blank_end] the group. It has no, or limited [blank_start]gene flow[blank_end] but can interbreed with another population and therefore they share the same [blank_start]gene pool[blank_end]. They mostly [blank_start]don't[blank_end] interbreed. An example of this is Dutch Pennsylvania.
Respuesta
-
deme
-
local
-
gene flow
-
within
-
gene pool
-
don't
-
can't
Pregunta 26
Pregunta
A diploid cell has two copies of each chromosome
Respuesta
- True
- False
Pregunta 27
Pregunta
[blank_start]adaptive[blank_end] [blank_start]radiation[blank_end] is the [blank_start]rapid[blank_end] evolution of an ancestral (single) species into several lineages, each with their own unique adaptations
Respuesta
-
adaptive
-
radiation
-
rapid
Pregunta 28
Pregunta
analogous structures
Respuesta
-
structures that are similar in function and appearance but do not share a common ancestry
-
structures that are different in function and appearance but have the same embryological origin
Pregunta 29
Pregunta
Structures that, while having the same embryological origin, carry out different functions in the adult
Respuesta
-
homologous structures
-
analogous structures
Pregunta 30
Pregunta
A fossil is [blank_start]preserved[blank_end] [blank_start]remains[blank_end] or [blank_start]traces[blank_end] of past [blank_start]life[blank_end] [blank_start]forms[blank_end]
Respuesta
-
preserved
-
remains
-
traces
-
life
-
forms
Pregunta 31
Pregunta
The evolution of a species in a gradual, slow, constant and consistent manner is called ...
Respuesta
-
gradualism
Pregunta 32
Pregunta
[blank_start]Adaptive[blank_end] [blank_start]radiation[blank_end] refers to the [blank_start]rapid[blank_end] evolution of an [blank_start]ancestral[blank_end] (single) species into several lineages, each with their own [blank_start]unique[blank_end] [blank_start]adaptations[blank_end]
Respuesta
-
Adaptive
-
radiation
-
rapid
-
gradual
-
divergence
-
ancestral
-
unique
-
adaptations
Pregunta 33
Pregunta
A species from which a number of new species are descended is called an [blank_start]ancestral[blank_end] [blank_start]species[blank_end]
Respuesta
-
ancestral
-
species
Pregunta 34
Pregunta
A diagram to show an organisms evolutionary history is called a
Respuesta
-
cladogram
Pregunta 35
Pregunta
the degree of variation of life forms within an ecosystem or the entire planet is [blank_start]biodiversity[blank_end]
Respuesta
-
biodiversity
Pregunta 36
Pregunta
biogeography refers only to the study of the distribution of species in geographic space
Respuesta
- True
- False
Pregunta 37
Pregunta
Refers to the changes in allele frequencies that take place within a population, tending to cover a period of time such as about 100 years
Respuesta
-
micro-evolution
-
macro-evolution
Pregunta 38
Pregunta
Macro-evolution
Respuesta
-
Refers to the changes in allele frequencies that take place within a population, tending to cover a period of time such as about 100 years
-
Refers to the changes that happen at or above the species level. Evolution on a larger time scale, such as thousands or even millions of years
Pregunta 39
Pregunta
The development of a similar trait in related but distinct species descending from the same ancestor
Respuesta
-
parallel evolution
-
divergent evolution
-
convergent evolution
Pregunta 40
Pregunta
[blank_start]ploidy[blank_end] refers to the number of [blank_start]chromosomes[blank_end] in a cell
Respuesta
-
ploidy
-
chromosomes
Pregunta 41
Pregunta
[blank_start]resources[blank_end] are features of the [blank_start]environment[blank_end] which [blank_start]benefit[blank_end] a species, such as food or shelter
Respuesta
-
resources
-
environment
-
benefit
Pregunta 42
Pregunta
Punctuated equilibrium refers to the evolution of a species where ...
Respuesta
-
change appears suddenly
-
change appears slowly
-
there are long periods in without change
-
there are short periods without change
-
there is a sudden observable change
-
there is a slow observable change
Pregunta 43
Pregunta
The process of two or more related species becoming more and more different is called divergent evolution.
Respuesta
- True
- False
Pregunta 44
Pregunta
The process of two or more related species becoming more and more different is called convergent evolution.
Respuesta
- True
- False
Pregunta 45
Pregunta
The development of the same biological trait in unrelated lineages is called convergent evolution
Respuesta
- True
- False
Pregunta 46
Respuesta
-
divergent evolution
-
Convergent evolution
-
Parallel evolution
Pregunta 47
Pregunta
species only found in a narrowly defined region, such as an island country are called [blank_start]endemic[blank_end]
Respuesta
-
endemic
Pregunta 48
Pregunta
The process of bringing together two DNA strands is called [blank_start]DNA hybridisation[blank_end]. The more linking (hybridisation) between the two DNA strands, the [blank_start]more[blank_end] closely related the individuals/species are.
Respuesta
-
DNA hybridisation
-
more
-
less
Pregunta 49
Pregunta
Co-evolution is not a change in the genetic composition of one species (or group of individuals) in response to a genetic change in another species (or group)
Respuesta
- True
- False
Pregunta 50
Pregunta
The direct and indirect methods used to determine the order of past events or age of fossil evidence are called [blank_start]dating[blank_end] methods
Respuesta
-
dating
Pregunta 51
Pregunta
A [blank_start]ring[blank_end] [blank_start]species[blank_end] is a special type of [blank_start]cline[blank_end] where the two ends of the cline meet forming a ring. Neighbouring populations can interbreed but no interbreeding occurs anymore between individuals where the ring connects.
Respuesta
-
species
-
ring
-
cline
Pregunta 52
Pregunta
speciation is simply the formation of a new species
Respuesta
- True
- False
Pregunta 53
Pregunta
The definition of a species is a [blank_start]group[blank_end] of [blank_start]organisms[blank_end] that [blank_start]interbreed[blank_end] and [blank_start]produce[blank_end] [blank_start]viable[blank_end] and [blank_start]fertile[blank_end] [blank_start]offspring[blank_end]
Respuesta
-
group
-
organisms
-
interbreed
-
produce
-
viable
-
fertile
-
offspring
Pregunta 54
Pregunta
When the two versions/alleles of a gene are different it is a [blank_start]heterozygote[blank_end]. When the two versions/alleles of a gene are the same it is a [blank_start]homozygote[blank_end].
Respuesta
-
heterozygote
-
homozygote
Pregunta 55
Pregunta
offspring from a cross between two different species is a hybrid
Respuesta
- True
- False
Pregunta 56
Pregunta
The proportion of all copies of a gene being of a particular type/version
Respuesta
-
allele frequency
-
gene frequency
-
allele distribution
-
gene distribution
Pregunta 57
Pregunta
An [blank_start]adaptation[blank_end] is an [blank_start]inherited[blank_end] [blank_start]trait[blank_end] with a current [blank_start]functional[blank_end] [blank_start]role[blank_end] in the life history if an [blank_start]organism[blank_end].
Respuesta
-
adaptation
-
inherited
-
trait
-
functional
-
role
-
organism
Pregunta 58
Pregunta
Acclimatisation is a [blank_start]gradual[blank_end], reversible [blank_start]response[blank_end] of an organism to a [blank_start]change[blank_end] in its environment
Respuesta
-
gradual
-
response
-
change
Pregunta 59
Pregunta
gametes are body cells
Respuesta
- True
- False
Pregunta 60
Pregunta
When a [blank_start]new[blank_end] [blank_start]population[blank_end] is established by a [blank_start]very small[blank_end] number of individuals who will carry with them [blank_start]only a small[blank_end] proportion of all the [blank_start]alleles[blank_end] present in the population. The [blank_start]founder effect[blank_end] contributes, therefore, to the [blank_start]loss[blank_end] of [blank_start]genetic variation[blank_end] that follows colonisation.
Respuesta
-
new
-
population
-
very small
-
very large
-
only a small
-
a large
-
alleles
-
genes
-
founder effect
-
loss
-
increase
-
genetic variation
Pregunta 61
Pregunta
Simple short repeating sequences of up to about 6 DNA base pairs are called [blank_start]microsatellites[blank_end]
Respuesta
-
microsatellites
Pregunta 62
Pregunta
immigration is when new individuals enter a population
Respuesta
- True
- False
Pregunta 63
Pregunta
Unrepaired change to the sequence of bases in the DNA is
Respuesta
-
mutation
-
adaptation
-
evolution
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