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Related Flashcards
Cards In This Set
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Variation
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Difference in a population
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Adaptation
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A change in order to better adapt to certain environments
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Natural selection
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Refers to the idea that the act of surviving and reproducing in nature, effectively "selects" those traits that provide some advantage in survival and reproduction.
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Survival of the fittest
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Only the better adapted survive to the next generation.
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Species
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An individual belonging to a group of organisms having common characteristics/ DNA and (usually) are capable of mating with one another to produce fertile offspring.
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Artificial selection
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Intentional breeding to extract certain traits from both kinds to create a better, more adapted species
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Geological separation
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Genetic Mutation
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Changes in Nucleotide Sequence (DNA) that causes changes to an animal (can be good or bad)
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Adaptive Radiatiion
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The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant adaptive zone.
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Homologous Structures
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Structures derived from a common ancestor or same evolutionaryor developmental origin
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Analogous structures (Convergent Evolution)
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Structures of different species having similar or correspondingfunction but not from the same evolutionary origin
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Biochemical Evidence
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Getting evidence of something based on DNA or biological info that tells you this.
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Embryology
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The study of the embryo and its development.
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Vestigial Structures
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Not needed structures anymore. Tailbone is one for us.
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Evidence in the lab
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