Fossils - The remains or impression of a prehistoric plant or animal embedded in rock and preserved in petrified form., Evolution - The process by which different kinds of living organism are believed to have developed from earlier forms during the history of the earth., 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, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.,

Speciation and Evolution

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