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Trait a distinguishing quality that can be passed from one generation to another
Selective breeding the breeding of organisms that have a certain desired trait
Mutation a change in the order of the bases in an organism's DNA (3 types: deletion, insertion, substitution
Natural selection The process by which organisms with favorable traits survive and reproduce at a higher rate than organisms without the favorable trait
Adaptation A characteristic that helps an organism survive in its environment
Evolution The process by which populations accumulate inherited changes over time
Fossils Solid remains or imprints of a once living organism - they are often preserved in rock
Separation (speciation) Two populations become isolated from each other
Adapation (speciation) If the population that is isolated either changes or dies
Division (speciation) The separated populations no longer are the same species.
Overproduction The ability of a species to produce far more offspring than can possibly survive
Genetic variation Each individual has unique combination of traits
Struggle to survive Due to limited resources only some individuals survive to adulthood
Successful reproduction Individuals that are well adapted to the environment and have better traits will be able to reproduce and survive
Charles Darwin Developed an explanation for evolution called natural selection
Vestigial structures Remains of structures in an individual that were once useful but are no longer useful to the individual
Created by: whitet