6852337
Questão 1
Questão
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.
Responda
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selection
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individuals
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species
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environment
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traits
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genes
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greater
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without
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surviving
Questão 2
Questão
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]
Responda
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disjunction
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division
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homologous
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chromosomes
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separate
Questão 3
Questão
When two or more clearly different phenotypes exist in the same population/species it is called [blank_start]polymorphism[blank_end]
Responda
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polymorphism
Questão 4
Questão
gene flow
Responda
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the transfer of alleles or genes from one population to another
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all the alleles present in a population
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the transfer of genes in a population
Questão 5
Questão
All the alleles of a gene present in a population is called the gene sample
Responda
- True
- False
Questão 6
Questão
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]
Responda
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drift
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random
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frequency
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allele
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opulation
Questão 7
Questão
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]
Responda
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cells
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four
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copies
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chromosome
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each
Questão 8
Questão
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]
Responda
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cells
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three
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copies
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chromosome
Questão 9
Questão
pre-zygotic and post-zygotic barriers
Responda
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prevent fertilisation
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prevent the development of the fertilised egg cell
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prevent abnormal developments in the zygote
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prevent a second egg from being fertilised
Questão 10
Questão
[blank_start]polyploidy[blank_end] refers to cells with more than two copies of each [blank_start]chromosome[blank_end]
Responda
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polyploidy
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chromosome
Questão 11
Questão
recombinant organisms contain a different combination of alleles from wither of its parents
Responda
- True
- False
Questão 12
Questão
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]
Responda
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natural
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artificial
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against
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for
Questão 13
Questão
subspecies can interbreed with other members of the spcies
Responda
- True
- False
Questão 14
Questão
The process through which new species evolve from a single ancestral species while living in the same geographic region
Responda
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sympatric speciation
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adaptive radiation
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allopatric speciation
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parallel evolution
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divergent evolution
Questão 15
Questão
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
Responda
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directional
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natural
Questão 16
Questão
Label the types of natural selection
Responda
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Stabilising
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Directional
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Disruptive
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Disruptive
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Stabilising
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Directional
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Disruptive
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Stabilising
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Directional
Questão 17
Questão
When individuals leave a population it is called [blank_start]emigration[blank_end]
Responda
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emigration
Questão 18
Questão
allele
Responda
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version of a gene
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type of gene
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phenotype
Questão 19
Questão
[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
Responda
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allopatric
Questão 20
Questão
[blank_start]allopolyploidy[blank_end] refers to cells with two or more complete sets of chromosomes derived from different species
Responda
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allopolyploidy
Questão 21
Questão
[blank_start]autopolyploidy[blank_end] refers to cells with two or more complete sets of chromosomes derived from the same species
Responda
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autopolyploidy
Questão 22
Questão
Bottleneck
Responda
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The result of a sudden even where a significant proportion of individuals in a population/species are killed or not reproducing
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A gradual change in a characteristic or feature across the geographic range of a species or population
Questão 23
Questão
A gradual change in a characteristic or feature across the geographic range of a species or population
Responda
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cline
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allopatric speciation
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sympatric speciation
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deme
Questão 24
Questão
crossing over refers to the exchange of genetic material between homologous chromosomes
Responda
- True
- False
Questão 25
Questão
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.
Responda
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deme
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local
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gene flow
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within
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gene pool
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don't
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can't
Questão 26
Questão
A diploid cell has two copies of each chromosome
Responda
- True
- False
Questão 27
Questão
[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
Responda
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adaptive
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radiation
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rapid
Questão 28
Questão
analogous structures
Responda
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structures that are similar in function and appearance but do not share a common ancestry
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structures that are different in function and appearance but have the same embryological origin
Questão 29
Questão
Structures that, while having the same embryological origin, carry out different functions in the adult
Responda
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homologous structures
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analogous structures
Questão 30
Questão
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]
Responda
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preserved
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remains
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traces
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life
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forms
Questão 31
Questão
The evolution of a species in a gradual, slow, constant and consistent manner is called ...
Responda
-
gradualism
Questão 32
Questão
[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]
Responda
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Adaptive
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radiation
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rapid
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gradual
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divergence
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ancestral
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unique
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adaptations
Questão 33
Questão
A species from which a number of new species are descended is called an [blank_start]ancestral[blank_end] [blank_start]species[blank_end]
Responda
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ancestral
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species
Questão 34
Questão
A diagram to show an organisms evolutionary history is called a
Responda
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cladogram
Questão 35
Questão
the degree of variation of life forms within an ecosystem or the entire planet is [blank_start]biodiversity[blank_end]
Responda
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biodiversity
Questão 36
Questão
biogeography refers only to the study of the distribution of species in geographic space
Responda
- True
- False
Questão 37
Questão
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
Responda
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micro-evolution
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macro-evolution
Questão 38
Questão
Macro-evolution
Responda
-
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
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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
Questão 39
Questão
The development of a similar trait in related but distinct species descending from the same ancestor
Responda
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parallel evolution
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divergent evolution
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convergent evolution
Questão 40
Questão
[blank_start]ploidy[blank_end] refers to the number of [blank_start]chromosomes[blank_end] in a cell
Responda
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ploidy
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chromosomes
Questão 41
Questão
[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
Responda
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resources
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environment
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benefit
Questão 42
Questão
Punctuated equilibrium refers to the evolution of a species where ...
Responda
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change appears suddenly
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change appears slowly
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there are long periods in without change
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there are short periods without change
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there is a sudden observable change
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there is a slow observable change
Questão 43
Questão
The process of two or more related species becoming more and more different is called divergent evolution.
Responda
- True
- False
Questão 44
Questão
The process of two or more related species becoming more and more different is called convergent evolution.
Responda
- True
- False
Questão 45
Questão
The development of the same biological trait in unrelated lineages is called convergent evolution
Responda
- True
- False
Questão 46
Responda
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divergent evolution
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Convergent evolution
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Parallel evolution
Questão 47
Questão
species only found in a narrowly defined region, such as an island country are called [blank_start]endemic[blank_end]
Responda
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endemic
Questão 48
Questão
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.
Responda
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DNA hybridisation
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more
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less
Questão 49
Questão
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)
Responda
- True
- False
Questão 50
Questão
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
Responda
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dating
Questão 51
Questão
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.
Responda
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species
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ring
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cline
Questão 52
Questão
speciation is simply the formation of a new species
Responda
- True
- False
Questão 53
Questão
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]
Responda
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group
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organisms
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interbreed
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produce
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viable
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fertile
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offspring
Questão 54
Questão
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].
Responda
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heterozygote
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homozygote
Questão 55
Questão
offspring from a cross between two different species is a hybrid
Responda
- True
- False
Questão 56
Questão
The proportion of all copies of a gene being of a particular type/version
Responda
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allele frequency
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gene frequency
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allele distribution
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gene distribution
Questão 57
Questão
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].
Responda
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adaptation
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inherited
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trait
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functional
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role
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organism
Questão 58
Questão
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
Responda
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gradual
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response
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change
Questão 59
Questão
gametes are body cells
Responda
- True
- False
Questão 60
Questão
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.
Responda
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new
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population
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very small
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very large
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only a small
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a large
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alleles
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genes
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founder effect
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loss
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increase
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genetic variation
Questão 61
Questão
Simple short repeating sequences of up to about 6 DNA base pairs are called [blank_start]microsatellites[blank_end]
Responda
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microsatellites
Questão 62
Questão
immigration is when new individuals enter a population
Responda
- True
- False
Questão 63
Questão
Unrepaired change to the sequence of bases in the DNA is
Responda
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mutation
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adaptation
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evolution
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