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Study sets matching "term:genetic drift = a change in the gene pool of a population due to chance"

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Study sets matching "term:genetic drift = a change in the gene pool of a population due to chance"

10 terms
Genetic Drift and Gene Flow
Mutation
Emigration
Immigration
Gene Flow
A change in the sequence of DNA. A mutation can impact the ph…
Movement of individuals out of a population.
Movement of individuals into a population.
The movement of alleles from one population to another.
Mutation
A change in the sequence of DNA. A mutation can impact the ph…
Emigration
Movement of individuals out of a population.
7 terms
How populations evolve
population
Sources of Genetic Variation
gene pool
MECHANISMS OF MICROEVOLUTION
Is a group of individuals of the same species living in the s…
mutation, recombination during meiosis
all alleles of all individuals making up a population
Genetic drift (random death or survival)... Gene flow (migration…
population
Is a group of individuals of the same species living in the s…
Sources of Genetic Variation
mutation, recombination during meiosis
11 terms
Genetic Drift
alleles
evolution
genetic drift
founder effect
variations of genes; different forms of a gene
change in the heritable traits of a population from one gener…
allele frequencies in a population change as a result of rand…
when a small group of individuals leaves a population and col…
alleles
variations of genes; different forms of a gene
evolution
change in the heritable traits of a population from one gener…
10 terms
14.3-14.5
Popultation
Variation
Artificial selection
gene pool
D. group of individuals of the same species living in a parti…
D. difference among members of a species... S. You need only loo…
D. selective breeding of domesticated plants and animals to p…
D. all of the alleles in all the individuals that make up a p…
Popultation
D. group of individuals of the same species living in a parti…
Variation
D. difference among members of a species... S. You need only loo…
11 terms
The Causes of Gene Pool Change
Genetic Diversity
Mutation
Gene Flow
Non-random Mating
Degree of genetic variation within a species or population.
A permanent change in a cell's DNA.
Net movement of alleles from one population to another due to…
Mating among individuals on the basis of mate selection for a…
Genetic Diversity
Degree of genetic variation within a species or population.
Mutation
A permanent change in a cell's DNA.
9 terms
Cause of Gene Pool change
Mutation
Back mutation
Gene flow
Non random mating
Change to the DNA... Heritable mutations may diversify a gene po…
Reverse an earlier mutation back to the original form
Net movement of alleles from one population to another due to…
Individuals may choose mates based on physical and behavioral…
Mutation
Change to the DNA... Heritable mutations may diversify a gene po…
Back mutation
Reverse an earlier mutation back to the original form
10 terms
Vocabulary 14.3-14.5
population
variation
artificial selection
Gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species... S: Just as no two p…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species... S: Just as no two p…
5 terms
Biology Ch. 14
artificial selection
gene pool
biological fitness
genetic drift
when a farmer breeds only his best livestock, the process inv…
the combined alleles of all the individuals that make up a po…
the ability of the individual to contribute to the gene pool…
a change in the gene pool of a population due to chance is __…
artificial selection
when a farmer breeds only his best livestock, the process inv…
gene pool
the combined alleles of all the individuals that make up a po…
8 terms
Biology Terms
Homology
Evolutionary Tree
Microevolution
Gene Pool
Similar Characteristics coming from common ancestry
A diagram that shows evolutionary relationships
A change in the gene pool of a species
Copies of alleles on every locus in a population
Homology
Similar Characteristics coming from common ancestry
Evolutionary Tree
A diagram that shows evolutionary relationships
8 terms
Genetic Change Key Terms
gene pool
genetic diversity
allele frequency
evolution
the total stock of different genes in an interbreeding popula…
refers to the total number of genetic characteristics in the…
the percentage of a population of a species that carries a pa…
a gradual process in which something changes into a different…
gene pool
the total stock of different genes in an interbreeding popula…
genetic diversity
refers to the total number of genetic characteristics in the…
10 terms
Biology Vocab 14.3-14.5
population
variation
artificial selection
gene pool
D: group of individuals of the same species living in a parti…
D: differences among members of a species ... S: Much of this VA…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that. make up a…
population
D: group of individuals of the same species living in a parti…
variation
D: differences among members of a species ... S: Much of this VA…
9 terms
19.2 The Causes of Gene Pool Change
Genetic diversity
Mutation
Gene flow
Non-random mating
Degree of genetic variation within a species or population
A permanent change in a cell's DNA; includes changes in nucle…
Net movement of alleles from one population to another due to…
Mating among individuals on the basis of mate selection for a…
Genetic diversity
Degree of genetic variation within a species or population
Mutation
A permanent change in a cell's DNA; includes changes in nucle…
10 terms
14.3-14.5
population
variation
artificial selection
Gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species... S: Just as no two p…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species... S: Just as no two p…
6 terms
4-5 EVOLUTION OF POPULATION
Part 1- Gene Pools
Part 2- Deadly Alleles in a Gene Pool
Part 3- Relative Frequencies of Alleles
Part 4- Genetic Drift
ALL the genes and ALL the different alleles within a populati…
a) A disease causing recessive allele will kill a homozygous…
The number of times that an allele of a gene occurs in a gene…
The random change in allele frequencies that occur in small p…
Part 1- Gene Pools
ALL the genes and ALL the different alleles within a populati…
Part 2- Deadly Alleles in a Gene Pool
a) A disease causing recessive allele will kill a homozygous…
genetic drift
genetic drift
population bottleneck
founder effect
allele frequency
allele frequencies in a population change as a result of rand…
is a sharp reduction in the size of a population due to envir…
when a small group of individuals leaves a population and col…
proportion of a gene copies in a population that are a given…
genetic drift
allele frequencies in a population change as a result of rand…
population bottleneck
is a sharp reduction in the size of a population due to envir…
9 terms
Micro-macroevolution (7.5-7.8)
Sexual recombination
Darwinian fitness
Genetic drift
Gene flow
Produces new arrangements of existing DNA
Contribution that an individual makes to the gene pool
Change in gene pool due to chance
When individuals migrate or emigrate out of a population and…
Sexual recombination
Produces new arrangements of existing DNA
Darwinian fitness
Contribution that an individual makes to the gene pool
6 terms
11.3 Other Mechanisms of Evolution
Gene flow
Gene flow
Gene Flow
Genetic Drift
The movement of alleles between populations
Increase the genetic varaition of the recieving population
Between neighboring populations keeps their gene pools similar
These changes in allele frequencies that are due to chance
Gene flow
The movement of alleles between populations
Gene flow
Increase the genetic varaition of the recieving population
8 terms
Evolution-set 5
Gene Pool
Genetic Drift
Bottleneck Effect
Founder Effect
all the alleles in all individuals that make up a population
changes in the gene pool due to random chance
-drastic reduction in a population due to natural disasters p…
- few individuals colonize ... -population of new population may…
Gene Pool
all the alleles in all individuals that make up a population
Genetic Drift
changes in the gene pool due to random chance
10 terms
Bio 14.3/14.4/14.5
Population
Artificial selection
Variation
Gene pool
D:a group of individuals of the same species living in the sa…
D:the selective breeding of domesticated plants and animals t…
D: refers to differences among members of the same species.…
D:all of the alleles in all the individuals that make up a po…
Population
D:a group of individuals of the same species living in the sa…
Artificial selection
D:the selective breeding of domesticated plants and animals t…
8 terms
Bio ch11 first
Allele frequency
Speciation
Gene flow
gene pool
how common an allele is in the population
formation of new species
Exchange of genes with another population
alleles from all individuals in a population
Allele frequency
how common an allele is in the population
Speciation
formation of new species
7 terms
Evolution
Interspecific competition
Intraspecific competiton
Adaptive trait
Gene flow
Competition between different species of animals due to lack…
Competiton between the same species due to lack of resources
Heritable trait that gives the species a higher survival rate
Occurs when alleles transfer from population to another becau…
Interspecific competition
Competition between different species of animals due to lack…
Intraspecific competiton
Competiton between the same species due to lack of resources
8 terms
Genetic Drift and Bottleneck Ferrets
Gene Pool
Fixed mutation
Lost mutation
Effect of population size on changing…
Collection of gene copies carried in stirred-up gametes
-- If the frequency of an allele hits 1 ... -- Beneficial
-- If the frequency of an allele hits zero... -- Natural Selection
-- As one allele drifts to fixation and the other allele drif…
Gene Pool
Collection of gene copies carried in stirred-up gametes
Fixed mutation
-- If the frequency of an allele hits 1 ... -- Beneficial
10 terms
Vocab 14.3- 14.5
Population
Variation
Artificial selection
Gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species... S: ________ refers t…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
Population
D: group of individuals of the same species living in a parti…
Variation
D: difference among members of a species... S: ________ refers t…
10 terms
Ch 14.3/14.4/14.5
Population
Variation
Artificial selection
Gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species... S: Much of this vari…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
Population
D: group of individuals of the same species living in a parti…
Variation
D: difference among members of a species... S: Much of this vari…
10 terms
Bio Vocab: 14.3-14.5
Population
Variation
Artificial selection
Gene pool
D: a collection of specific organisms living in the same area…
D: differences among members of same species ... S: VARIATION re…
D: selective breeding of domesticated animals and plants to p…
D: collection of alleles in all the individuals in a populati…
Population
D: a collection of specific organisms living in the same area…
Variation
D: differences among members of same species ... S: VARIATION re…
LOTF vocab
gene pool
convergent evolution
species
Speciation
the stock of different genes in an interbreeding population
the independent evolution of similar features in species of d…
a group of living organisms consisting of similar individuals…
the formation of new and distinct species in the course of ev…
gene pool
the stock of different genes in an interbreeding population
convergent evolution
the independent evolution of similar features in species of d…
16 terms
Biology Chapter 16 Correct
Gene Pool
Genetic Drift
Natural Selection
Macroevolution
a collection of all of a population's possible alleles for th…
changes due to chance in the gene pool of a small population
a mechanism of evolution in which organisms with favorable tr…
Evolutionary change on a large scale (examples: speciation, m…
Gene Pool
a collection of all of a population's possible alleles for th…
Genetic Drift
changes due to chance in the gene pool of a small population
10 terms
Biology 14.3-14.5
Population
Variation
Artificial Selection
Gene Pool
D: group of individuals of the same species living in the sam…
D: differences among members of the same species... S: Just as…
D: selective breeding of domesticated plants and animals to p…
D: consists of all the alleles (alternative forms of genes) i…
Population
D: group of individuals of the same species living in the sam…
Variation
D: differences among members of the same species... S: Just as…
11 terms
Genetic Drift
Gene
Allele
Population
Random Chance
determine the traits of an offspring
one of the alternative forms of a gene that governs a charact…
all the organisms of a given species that live together in th…
when each gene has the same probabilty of being passed on, a…
Gene
determine the traits of an offspring
Allele
one of the alternative forms of a gene that governs a charact…
10 terms
Biology Vocabulary Ch. 14.3, 14.4, and 14.5
population
variation
artificial selection
gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species ... S: Just as no two p…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species ... S: Just as no two p…
10 terms
Bio vocab 14.3-14.5
population
variation
artificial selection
gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species ... S: Just as no two p…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species ... S: Just as no two p…
8 terms
week 15
paleontology
gene pool
allele frequency
gene flow
Study of fossils
Combined genetic information of all the members of a particul…
how often a form of a gene appears in a gene pool
Movement of genes from one population to another
paleontology
Study of fossils
gene pool
Combined genetic information of all the members of a particul…
10 terms
Biology chapter 14.3-14.5 vocab
Population
Variation
artificial selection
Gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species... S: Just as no two pe…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
Population
D: group of individuals of the same species living in a parti…
Variation
D: difference among members of a species... S: Just as no two pe…
8 terms
natural selection
allele frequencies
natural selection
adaptation
gene flow
genetic variation in a population results from evolutionary f…
A process in which individuals that have certain inherited tr…
A trait that helps an organism survive and reproduce
Movement of alleles into or out of a population due to the mi…
allele frequencies
genetic variation in a population results from evolutionary f…
natural selection
A process in which individuals that have certain inherited tr…
11 terms
Biology
alleles
evolution
genetic drift
founder effect
variations of genes; different forms of a gene
change in the heritable traits of a population from one gener…
allele frequencies in a population change as a result of rand…
when a small group of individuals leaves a population and col…
alleles
variations of genes; different forms of a gene
evolution
change in the heritable traits of a population from one gener…
10 terms
mechanisms of evolution
evolution
natural selection
variation
genetic drift
change in the frequency of alleles in a population from gener…
individuals that have certain inherited traits tend to surviv…
different from each other
chance events that cause allele frequencies to fluctuate unpr…
evolution
change in the frequency of alleles in a population from gener…
natural selection
individuals that have certain inherited traits tend to surviv…
12 terms
Biology- Changes in the gene pool
Natural selection
Genetic drift... Population bottleneck
Geneflow (Migration)
Genetic Drift
-Is the action of selecting agents on populations in the wild…
-intense selective pressure or catastrophic natural disasters…
Allele frequency changes can occur very quickly due to migrat…
Change in allele frequencies due to chance events... ie. tsunam…
Natural selection
-Is the action of selecting agents on populations in the wild…
Genetic drift... Population bottleneck
-intense selective pressure or catastrophic natural disasters…
Bio 14.3, 14.4, 14.5
Population
Variation
Artificial selection
Gene pool
D:group of individuals of the same species living in a partic…
D:difference among members of a species... S:
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
Population
D:group of individuals of the same species living in a partic…
Variation
D:difference among members of a species... S:
16 terms
Genetic change
Gene Pool
Genetic biodiversity
Allele frequency
Charles Darwin
All of the alleles in all the individuals that make up a popu…
A measure of the different genetic combinations within a gene…
The frequency with which a specific allele appears in a gene…
Father of evolution
Gene Pool
All of the alleles in all the individuals that make up a popu…
Genetic biodiversity
A measure of the different genetic combinations within a gene…
10 terms
Bio Unit 11 Vocab
Population Genetics
Population
Gene Pool
Hardy-Weinberg Model
The study of genetic variation w/in a pop. of individuals
A group of individuals that belong to the same species
The total sum of genes w/in a pop. @ a given time
The study of a gene pool with a non-evolving pop.
Population Genetics
The study of genetic variation w/in a pop. of individuals
Population
A group of individuals that belong to the same species
26 terms
Evolution of Populations
microevolution
macroevolution
population
population genetics
Change in genetic makeup of a population from generation to g…
Evolutionary change above the species level
Group of individuals of the same species living in the same a…
Study of allele frequency distribution and change under the i…
microevolution
Change in genetic makeup of a population from generation to g…
macroevolution
Evolutionary change above the species level
10 terms
Bio 14.3-5 voc
Gene pool
Micro evolution
Hardy-Weinberg equilibrium
Genetic drift
D: all of the alleles in all the individuals that make up a p…
D: evolution on the smallest scale—a generation-to-generation…
D: condition that occurs when the frequency of alleles in a p…
D: change in the gene pool of a population due to chance ... S:…
Gene pool
D: all of the alleles in all the individuals that make up a p…
Micro evolution
D: evolution on the smallest scale—a generation-to-generation…
26 terms
Chapter 23 Evolution of Populations
microevolution
macroevolution
population
population genetics
Change in genetic makeup of a population from generation to g…
Evolutionary change above the species level
Group of individuals of the same species living in the same a…
Study of allele frequency distribution and change under the i…
microevolution
Change in genetic makeup of a population from generation to g…
macroevolution
Evolutionary change above the species level
10 terms
Chapter 15.2 Mechanisms of Evolution
gene pool
allele frequency
genetic equilibrium
genetic drift
All the alleles in a population's genes.
The percentage of any specific allele in a gene pool
A population in which the frequency of alleles remains the sa…
The change in a population's genetic equilibrium due to chanc…
gene pool
All the alleles in a population's genes.
allele frequency
The percentage of any specific allele in a gene pool
(5) Mechanisms of Microevolution
Genetic Drift
Bottleneck effect
Founder effect
Gene Flow
Change in the gene pool of a small population due to chance.
Genetic drift resulting from a disaster that drastically redu…
Genetic drift resulting from the colonization of a new locati…
The gain or loss of alleles from a population by the movement…
Genetic Drift
Change in the gene pool of a small population due to chance.
Bottleneck effect
Genetic drift resulting from a disaster that drastically redu…
10 terms
Bio vocab 14.3-14.5
population
variation
artificial selection
gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species (Concept 14.3)... S:Muc…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species (Concept 14.3)... S:Muc…
10 terms
14.3 14.4 14.5 bio vocab
population
variation
artificial selection
gene pool
D: group of individuals of the same species living in a parti…
D: difference among members of a species ... S: Just as no two p…
D: selective breeding of domesticated plants and animals to p…
D: all of the alleles in all the individuals that make up a p…
population
D: group of individuals of the same species living in a parti…
variation
D: difference among members of a species ... S: Just as no two p…
21 terms
Unit 9: Evolution 1516
Evolution
Scientific Theory
Population
Species
Change in the gene pool of a population over a period of time
A well-tested explanation for a wide range of observations or…
organisms of the same species in the same location
A group of similar organisms that can: 1) mate with each othe…
Evolution
Change in the gene pool of a population over a period of time
Scientific Theory
A well-tested explanation for a wide range of observations or…
7 terms
Evolution 2
microevolution
macroevolution
genetic drift
speciation
evolutionary change within a species or small group of organi…
evolution on a large scale extending over geologic era and re…
A change in the gene pool of a population due to chance
The formation of new and distinct species in the course of ev…
microevolution
evolutionary change within a species or small group of organi…
macroevolution
evolution on a large scale extending over geologic era and re…
11 terms
AP Bio: Chapter 23
populations
microevolution
sources of genetic variation in a popu…
3 types of natural selection
members of same species in geographic area that interact and…
small scale evolution at population level
1. mutations... 2. crossing over... 3. independent assortment... 4. ra…
1. directional selection: environment favors one of the extre…
populations
members of same species in geographic area that interact and…
microevolution
small scale evolution at population level
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