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    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Preschooler boy coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Preschooler boy coloring shapes with colorful pens for developmental psychology test in psychologist office.
    Technician operating machine at meat factory — Stock Photo
    Technician operating machine at meat factory
    Female biologist in white coat pouring water in soil sample. — Stock Photo
    Female biologist in white coat pouring water in soil sample.
    Teenage girl holding pipette while practicing chemistry experiment at desk in lab — Stock Photo
    Teenage girl holding pipette while practicing chemistry experiment at desk in lab
    Winery laboratory. A worktop — Stock Photo
    Winery laboratory. A worktop
    Colorist mixing hair dye — Stock Photo
    Colorist mixing hair dye
    Lab technician adding reagent to sample while measuring pH — Stock Photo
    Lab technician adding reagent to sample while measuring pH
    Man and older lady walking dog on sidewalk of suburban neighborhood. — Stock Photo
    Man and older lady walking dog on sidewalk of suburban neighborhood.
    Man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Man testing temperature of beer in wort while making beer at home brewery
    Scientist holding meat piece with tweezers for food research. — Stock Photo
    Scientist holding meat piece with tweezers for food research.
    Mid adult woman doing pin prick test on finger. — Stock Photo
    Mid adult woman doing pin prick test on finger.
    Portrait of technician operating machine at meat factory — Stock Photo
    Portrait of technician operating machine at meat factory
    Nurse applying plaster to girl hand. — Stock Photo
    Nurse applying plaster to girl hand.
    Wine glasses set for degustation — Stock Photo
    Wine glasses set for degustation
    Doctor reading the results of blood test while holding blood sample. — Stock Photo
    Doctor reading the results of blood test while holding blood sample.
    Man and older lady walking dog on sidewalk of suburban neighborhood. — Stock Photo
    Man and older lady walking dog on sidewalk of suburban neighborhood.
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid pipetting into multiwell plate in laboratory.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    Female scientist in laboratory looking at glass flask with dissolved samples of soil. — Stock Photo
    Female scientist in laboratory looking at glass flask with dissolved samples of soil.
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Concentrated casual mixed race kids relaxing on sand and sharing mobile phone at daytime — Stock Photo
    Concentrated casual mixed race kids relaxing on sand and sharing mobile phone at daytime
    African American man worker working in a brewery, inspecting the bottles at the factory. Manufacturing and beer brewing. — Stock Photo
    African American man worker working in a brewery, inspecting the bottles at the factory. Manufacturing and beer brewing.
    Still life of microscope on laboratory bench. — Stock Photo
    Still life of microscope on laboratory bench.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female doctor performing allergy skin prick test on little boy with mother in immunologist office.
    Test tubes rack with urine samples for analysis, studio shot. — Stock Photo
    Test tubes rack with urine samples for analysis, studio shot.
    Close-up of technician examining machine at factory — Stock Photo
    Close-up of technician examining machine at factory
    Female microbiologist pipetting into petri dishes in laboratory. — Stock Photo
    Female microbiologist pipetting into petri dishes in laboratory.
    Female staff examining egg on digital egg monitor in egg factory — Stock Photo
    Female staff examining egg on digital egg monitor in egg factory
    DNA home test kit. — Stock Photo
    DNA home test kit.
    Technician examining machine at industrial factory — Stock Photo
    Technician examining machine at industrial factory
    Testing blood sample from a multi well plate during a clinical investigation. — Stock Photo
    Testing blood sample from a multi well plate during a clinical investigation.
    Man standing thigh deep in sea — Stock Photo
    Man standing thigh deep in sea
    Computer programmers testing virtual reality simulator glasses in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses in office
    Close-up of rack of sample tubes with blood for analysis. — Stock Photo
    Close-up of rack of sample tubes with blood for analysis.
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Motor testing multimeter and mobile phone at floor in garage — Stock Photo
    Motor testing multimeter and mobile phone at floor in garage
    Hand in latex glove holding bunch of wheat. — Stock Photo
    Hand in latex glove holding bunch of wheat.
    Urine sample and diagnostic dipstick on surgical tray. — Stock Photo
    Urine sample and diagnostic dipstick on surgical tray.
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Close-up view of plants in test tubes. — Stock Photo
    Close-up view of plants in test tubes.
    Engineers in clean suits using machinery in fiber optics research and testing lab — Stock Photo
    Engineers in clean suits using machinery in fiber optics research and testing lab
    Female Asian scientist examining plants in laboratory. — Stock Photo
    Female Asian scientist examining plants in laboratory.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Female laboratory worker filling vials with pipette, close-up. — Stock Photo
    Female laboratory worker filling vials with pipette, close-up.
    Female scientist using pipette in laboratory — Stock Photo
    Female scientist using pipette in laboratory
    Blood in human urine in sample pots, studio shot. — Stock Photo
    Blood in human urine in sample pots, studio shot.
    Hand in latex glove holding ear of wheat — Stock Photo
    Hand in latex glove holding ear of wheat
    Mid section of man working at a microbrewery pub, serving a pint of beer, pouring beverage from a tap. — Stock Photo
    Mid section of man working at a microbrewery pub, serving a pint of beer, pouring beverage from a tap.
    Female patient beside digital mammography unit — Stock Photo
    Female patient beside digital mammography unit
    Female scientist pouring dissolved soil sample into chemistry beaker. — Stock Photo
    Female scientist pouring dissolved soil sample into chemistry beaker.
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery. — Stock Photo
    African American man worker working in a brewery, inspecting the bottles at a conveyor belt. Manufacturing and beer brewery.
    Boy having eye test with special equipment. — Stock Photo
    Boy having eye test with special equipment.
    Scientist viewing sample on glass slide under light microscope. — Stock Photo
    Scientist viewing sample on glass slide under light microscope.
    Woman dipping her hand in a river, Bulgaria — Stock Photo
    Woman dipping her hand in a river, Bulgaria
    Close-up of technicians operating machine at meat factory — Stock Photo
    Close-up of technicians operating machine at meat factory
    Cropped image of worker examining eggs quality in lighting control in egg factory — Stock Photo
    Cropped image of worker examining eggs quality in lighting control in egg factory