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    Boy student examining DNA model in laboratory classroom — Stock Photo
    Boy student examining DNA model in laboratory classroom
    Male scientist placing chemical bottle on a machine in laboratory 4k — Stock Photo
    Male scientist placing chemical bottle on a machine in laboratory 4k
    Female teacher and girl student conducting scientific experiment at microscope in laboratory — Stock Photo
    Female teacher and girl student conducting scientific experiment at microscope in laboratory
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Athlete riding an exercise bike — Stock Photo
    Athlete riding an exercise bike
    Stacked petri dishes with with biohazard warning. — Stock Photo
    Stacked petri dishes with with biohazard warning.
    Modern digital mammography unit at clinic — Stock Photo
    Modern digital mammography unit at clinic
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom
    Four syringes with colorful liquids, studio shot. — Stock Photo
    Four syringes with colorful liquids, studio shot.
    Female scientist in hijab filling pipette tray at fume hood in laboratory — Stock Photo
    Female scientist in hijab filling pipette tray at fume hood in laboratory
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Close-up of cell culture plates on white background. — Stock Photo
    Close-up of cell culture plates on white background.
    Still life of microscope on laboratory bench. — Stock Photo
    Still life of microscope on laboratory bench.