Evolution of Populations

the combined alleles of all the individuals in a population

• Genetic Drift

• Gene Pool

• Allele Frequency

• Mutation

a measure of how common a certain allele is in the population

• Gene Pool

• Genetic Drift

• Allele Frequency

• Recombination

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4

Random change in the DNA of a gene

• Recombination

• Microevolution

• Normal Distribution

• Mutation

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Formation of new allele combinations in offspring

• Recombination

• Mutation

• Microevolution

• Genetic Drift

Tags

NGSS.HS-LS3-2

distribution in a population in which allele frequency is highest near the mean value and decreases progressively toward each end

• Microevolution

• Stabilizing Selction

• Normal Distribution

• Gene Flow

the observable change in the allele frequencies of a population over time

• Genetic Drift

• Microevolution

• Directional Selection

• Normal Distribution

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Type of selection that favors phenotypes at one extreme of a traits range

• Normal Distribution

• Stabilizing Selection

• Directional Selection

• Genetic Drift

Tags

NGSS.HS-LS4-4

Type of selection that favors the intermediate phenotype

• Stabilizing Selection

• Disruptive Selection

• Normal Distribution

• Directional Selection

Type of selection that favors both extreme phenotypes while intermediate are selected against

• Directional Selection

• Stabilizing Selection

• Normal Distribution

• Disruptive Selection

Tags

NGSS.HS-LS4-4

movement of alleles from one population to another

• Genetic Drift

• Gene Flow

• Microevolution

• Directional Selection