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Theory of Evolution (Mutation (Inheritance (something that is inherited,…
Theory of Evolution
Mutation
the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA 
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Natural Selection
the process whereby organisms better adapted to their environment tend to survive and produce more offspring.
Vestigial Organs
Vestigial organs are organs of the body which are smaller and simpler than those in related species.
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Fossil
the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.
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Homologous Structures
are organs or skeletal elements of animals and organisms that, by virtue of their similarity, suggest their connection to a common ancestor.
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Variation
a change or difference in condition, amount, or level, typically with certain limits.
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DNA
deoxyribonucleic acid, a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes.
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