asian scientist showing miniheart while group doing experiment edification |
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| navigate by keyword : laboratory chemistry education science person learning chemical research student classroom discovery boy indoor experiment school photography liquid study scientist schoolgirl scientific biology test studying chemist lesson tube class concentration elementary beaker biotechnology microscope smart cognition knowledge teacher analysis analyzing lab pupil intelligence medicine confidence caucasian miniheart standing |
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| Asian scientist show miniheart to camera while diverse group doing experiment. Young schoolgirl standing at blackboard with chemical theory written while wearing lab coat at laboratory. Edification. |
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