DNA researcher studying experimental data graphs on a computer screen.

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Keywords: 40s, 50s, acid, adult, analysing, biological, biologist, biology, caucasian, computer, data, deoxyribonucleic, dna, fifties, forties, geneticist, genetics, graph, graphs, human, laboratory, male, man, middle-aged, results, scientist, screen, studying, trace, vdu, white