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D000818:Animals; D005075:Biological Evolution; D019143:Evolution, Molecular; D006801:Humans; D007615:Kansas; D011506:Proteins / Q000737:chemistry; D012106:Research / Q000191:economics / Q000193:education; D012586:Science / Q000191:economics* / Q000193:education*; D014481:United States
D011506:Proteins