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    College students conducting scientific experiment in science laboratory classroom — Stock Photo
    College students conducting scientific experiment in science laboratory classroom
    Close-up of pipetting sample into plastic micro-centrifuge tube. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube.
    Young child in labcoat with stethoscope — Stock Photo
    Young child in labcoat with stethoscope
    Scientist working looking at bottle in laboratory storage — Stock Photo
    Scientist working looking at bottle in laboratory storage
    Midsection of female microbiologist sterilizing inoculation loop. — Stock Photo
    Midsection of female microbiologist sterilizing inoculation loop.
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory. — Stock Photo
    Scientists holding multiwell plate with chemical solution for analytical testing in laboratory.
    Professor with muscular dystrophy working with students in a laboratory — Stock Photo
    Professor with muscular dystrophy working with students in a laboratory
    Teenage boy experimenting on microscope in laboratory at university — Stock Photo
    Teenage boy experimenting on microscope in laboratory at university