male scientist team take test tube in the laboratory

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Keywords: 1, 20s, analysis, analyzing, bio, biological, biology, biotechnology, chemical, chemist, chemistry, chinese, close-, closeup, dna, doctor, dropper, equipment, experiment, industry, lab, laboratory, liquid, man, medical, medicine, microbiology, micropipette, microscope, people, pharmacy, professional, research, science, scientific, team, teamwork, test-tube, work