fossil, the remains of an organism, evolution, a change in allele frequencies in a population over time, cladogram, a diagram that shows relationships between organisms, common ancestor, the organism that came before two or more organisms (descendents), population, a group of the same organism in a given area, Charles Darwin, a naturalist who contributed to the theory of evolution, relative dating, to determine the age of a fossil based on the rock layer it's found in, speciation, forming of a new species by evolution from preexisting species, molecular evidence, DNA and proteins that related organisms share, extinction, elimination of a species, gradualism, slow changes over time, punctuated equilibrium, bursts of change followed by periods of stability, adaptive radiation/ divergent evolution, a dumber of different species arise from one common ancestor, homologous structures, similar structures that suggest common ancestry, convergent evolution, unrelated species evolve similar characteristics, analogous structures, wings of a bird, bat, butterfly, coevolution, two organisms change in response to each other.

Patterns of Evolution

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