Accounts for the diversity of species developed through gradual processes over many generations, biological evolution, fossil, homologous structures, Mineral replacements, preserved or traces of organisms that lived in the past, homologous structures, biological evolution, fossil, Father of Evolution, Eddison, Darwin, Meendelv, A change in genetic material, plate tectonics, mutation, extinction, Movement of Earth's continental and oceanic plates, natural selection, Theory of Evolution, Theory of Plate Tectonics, Survival of the fittest, natural selection, mutation, evolution, When the environment changes and organisms do not have the traits for survival and reproduction, they die out., mutation, evolution, extinction, States that the oldest rock is on the bottom and the youngest is on the top, Plate Tectonics, Law of Superposition, Theory of Evolution, Observable traits; eye color, hair color, skin color, variation, genotype, phenotype, Courting behaviors, coloration, odors in plants and animals are examples of, genotype, phenotype, favorable traits, Ability of an organism to change to survive in its environment, adaptation, mutation, extinction, codes on a gene, evolution, mutation, allele, Difference in DNA sequences between individuals within a population, evolution, genetic variation, extinction, two different alleles, allele, homogeneous genotype, heterozygous genotype, Two of the same alleles, homozygous genotype, heterozygous genotype, mutation

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