Evolution - Change in a kind of organism over time, Charles Darwin - English natural scientist who formulated the idea of natural selection, Harmful mutation - Mutation that decreases the fitness of the organism, Beneficial mutation - Any change to genetic code in noticeable physical changes that benefit the organism, Survival of the fittest - Process by which individuals that are better suited to their environment survive and reproduce successfully, Adaption - Characteristics that improves a organisms ability to survive and reproduce in a new environment, Fossil evidence - Shows life that is old and has changed over time, Camouflage - allows animals to blend in with certain aspects of their environment, Law of superposition - fossils in top rock layer are the youngest and fossils in the bottom are the oldest, Extinction  - describes a species that has no more living organisms, Natural selection - process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other organisms, Selective breeding - Selection by humans for breeding among organisms,

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