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Evolution

QuestionAnswer
Varaition Change of appearance over in a group is where adaptions occur
Overproduction With a lot of offspring some will survive and there will be competition for resources
Adaption Allows an individual to live better in their environment
decent with midification More individuals will have the adaption unless the environment changes
Fitness Measure of ability to survive and have more offspring
Natural selection works on Existing Phenotypes
Adaptions always change because the environment changes
Biogeography the study of distribution of organisms around the world
Homologous structures Individuals that have the same structure but different funtions and have the same ancestors
Analogous structures Individuals that have the same function and have different structures and come from diff ancestors
Vestigial structures Structures that had a use to our ancestors
Paleontology study of fossils or extinct organsms
Genetic Variations come from Mutations and Recombination
Mutation Change in gene sequence that can be passed to offspring
Recombination Recombination in genes is in meiosis which is the differences in offspring
Normal distribution Graph shows high near the mean and start to decend on each end
Microevolution Change in a population at a small scale
Convergent evolution Evolution towards similar traits in unrelated species
Divergent evolution describes evolution towards different traits in closely related species
Coevolution two or more species evolve together
Punctuated equilibrium
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