Senior chemistry professor giving a lecture in front of classroom full of students (shallow DOF; color toned image)
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Senior male researcher carrying out scientific research in a lab (shallow DOF; color toned image)
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Senior doctor/scientist using his tablet computer at work (color toned image)
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Portrait of a female researcher carrying out research in a chemistry lab (color toned image; shallow DOF)
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Closeup of a female researcher/chemistry student carrying out experiments in a lab (color toned image)
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Senior male researcher carrying out scientific research in a lab (shallow DOF; color toned image)
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Portrait of a female researcher doing research in a lab (shallow DOF; color toned image)
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Two young researchers carrying out experiments in a lab (shallow DOF; color toned image)
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Image of earth planet in test tube. Ecology concept. Elements of this image are furnished by NASA
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Young female scientist works in modern chemistry/biology lab (shallow DOF; color toned image)
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Senior doctor/scientist using his tablet computer at work (color toned image)
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Portrait of a female researcher carrying out research in the lab (color toned image; shallow DOF)
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Portrait of a female researcher carrying out research in a chemistry lab (color toned image; shallow DOF)
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Female researcher carrying out scientific research in a lab (shallow DOF; color toned image)
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Collage on science with young woman and laborotary equipment
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Scientist in uniform doing tests in laboratory
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Scientist in uniform doing tests in laboratory
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Image of chemistry laboratory equipment and glass tubes
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Green plants and scientific equipment in biology laborotary
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Green plants and scientific equipment in biology laborotary
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Image of chemistry laboratory equipment and glass tubes
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Two young researchers carrying out experiments in a lab (shallow DOF; color toned image)
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Senior chemistry professor/doctor in a lab (color toned image)
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Senior male researcher carrying out scientific research in a lab (shallow DOF; color toned image)
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Hands of a female researcher doing research in a lab (shallow DOF; color toned image)
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Cute girl and boy at chemistry lesson making tests
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Young female scientist works in modern chemistry/biology lab (shallow DOF; color toned image)
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Portrait of a female researcher doing research in a chemistry lab (shallow DOF; color toned image)
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Portrait of a female researcher doing research in a lab (shallow DOF; color toned image)
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Portrait of a female researcher doing research in a chemistry lab (shallow DOF; color toned image)
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Senior chemistry professor/doctor in a lab (color toned image)
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Portrait of a female chemistry student carrying out research in a chemistry lab (color toned image; shallow DOF)
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Young teacher and her pupils doing tests at chemistry lesson
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Portrait of a female researcher doing research in a lab (shallow DOF; color toned image)
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Senior chemistry professor/doctor in a lab (color toned image)
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Senior chemistry professor giving a lecture in front of classroom full of students (shallow DOF; color toned image)
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