mix race pupils uniform holding test tubes working chemical laboratory modern science classroom interior |
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| navigate by keyword : african american analyzing biology boy cabinet care cartoon chair chalkboard chemical chemistry children clinical coat college comfortable concept education equipment examination experiment exploration flask full furniture girl glassware group interior lab laboratory length lesson microbiology mix people professional pupil race research room school science scientific scientist student table test together tube uniform university white |
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| Mix race pupils in uniform holding test tubes working in chemical laboratory modern science classroom interior horizontal vector illustration |
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