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    Scientist holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    Ophthalmologist examining patient with slit lamp and magnifying lens. — Stock Photo
    Ophthalmologist examining patient with slit lamp and magnifying lens.
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office. — Stock Photo
    Female pediatrician performing allergy skin prick test on little boy with mother in immunologist office.
    Preschooler coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Preschooler coloring shapes with colorful pens for developmental psychology test in psychologist office.
    A pint glass of real ale with a head of foam and a glass bottle sitting on the wooden bar at a microbrewery pub. — Stock Photo
    A pint glass of real ale with a head of foam and a glass bottle sitting on the wooden bar at a microbrewery pub.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    Cropped view of scientist holding sample for analytical testing. — Stock Photo
    Cropped view of scientist holding sample for analytical testing.
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    DNA testing using saliva sample. — Stock Photo
    DNA testing using saliva sample.
    Female staff examining egg on digital egg monitor in egg factory — Stock Photo
    Female staff examining egg on digital egg monitor in egg factory
    Peas in testing tubes — Stock Photo
    Peas in testing tubes
    Microbiology technician pouring liquid with bacteria strains in plastic box. — Stock Photo
    Microbiology technician pouring liquid with bacteria strains in plastic box.
    Little boy coloring shapes with colorful pens for developmental psychology test in psychologist office. — Stock Photo
    Little boy coloring shapes with colorful pens for developmental psychology test in psychologist office.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Lab chemist placing a sample slide on a microscope stage — Stock Photo
    Lab chemist placing a sample slide on a microscope stage
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Close-up of DNA autoradiograms on white background. — Stock Photo
    Close-up of DNA autoradiograms on white background.
    Asian family with kid testing car at showroom — Stock Photo
    Asian family with kid testing car at showroom
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Senior woman doing a DNA test at home. — Stock Photo
    Senior woman doing a DNA test at home.
    Man having eye test with special equipment. — Stock Photo
    Man having eye test with special equipment.
    Close-up view of medical sample with genetic test results. — Stock Photo
    Close-up view of medical sample with genetic test results.
    Microbiologist working with petri dishes and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dishes and test tubes in laboratory.
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Police evidence including finger print, DNA swab and results. — Stock Photo
    Police evidence including finger print, DNA swab and results.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Blood sample and syringe on table. — Stock Photo
    Blood sample and syringe on table.
    Man testing VR glasses on dark background — Stock Photo
    Man testing VR glasses on dark background
    Hand in latex glove holding peanut — Stock Photo
    Hand in latex glove holding peanut
    Woman in a black swimsuit — Stock Photo
    Woman in a black swimsuit
    Boy coloring shapes with colorful pens for developmental psychology test in female doctor office. — Stock Photo
    Boy coloring shapes with colorful pens for developmental psychology test in female doctor office.
    Senior woman doing a DNA test at home. — Stock Photo
    Senior woman doing a DNA test at home.
    Low angle view of a Caucasian man wearing high visible vest, working in a microbrewery, holding a file and writing data while checking vats. — Stock Photo
    Low angle view of a Caucasian man wearing high visible vest, working in a microbrewery, holding a file and writing data while checking vats.
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic. — Stock Photo
    Patient undergoing applanation tonometry and eye pressure test in ophthalmology clinic.
    Female staff examining brown eggs on shelf in egg factory — Stock Photo
    Female staff examining brown eggs on shelf in egg factory
    African american senior male doctor performing throat swab test on african american man at home. medical testing for prevention of coronavirus outbreak concept — Stock Photo
    African american senior male doctor performing throat swab test on african american man at home. medical testing for prevention of coronavirus outbreak concept
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    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
    Female staff using digital tablet in egg factory — Stock Photo
    Female staff using digital tablet in egg factory
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    Male worker using welding torch in glass factory — Stock Photo
    Male worker using welding torch in glass factory
    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.
    Variety of potential drugs in petri dish on DNA autoradiogram. — Stock Photo
    Variety of potential drugs in petri dish on DNA autoradiogram.
    Caucasian and African American men working in a microbrewery, wearing high visibility vests, inspecting one of four vats set along the wall. — Stock Photo
    Caucasian and African American men working in a microbrewery, wearing high visibility vests, inspecting one of four vats set along the wall.
    Senior woman preparing DNA test kit. — Stock Photo
    Senior woman preparing DNA test kit.
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory. — Stock Photo
    Female biologist pouring water into test tube with dissolved samples of soil in laboratory.
    Vintner barrel tasting red wine in stainless steel vat — Stock Photo
    Vintner barrel tasting red wine in stainless steel vat
    Water treatment plant ultraviolet ionization treatment room — Stock Photo
    Water treatment plant ultraviolet ionization treatment room
    Close-up of rack of sample tubes with blood for analysis. — Stock Photo
    Close-up of rack of sample tubes with blood for analysis.
    Scientist holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    Caucasian man with long hair tasting beer in a microbrewery pub with an African American man sitting by a table in the background. — Stock Photo
    Caucasian man with long hair tasting beer in a microbrewery pub with an African American man sitting by a table in the background.
    Stool culture, colorful image — Stock Photo
    Stool culture, colorful image
    Female patient undergoing patch test in allergy clinic. — Stock Photo
    Female patient undergoing patch test in allergy clinic.
    Scientist holding meat piece with tweezers for food research. — Stock Photo
    Scientist holding meat piece with tweezers for food research.
    Side view of teenage girl practicing experiment while using microscope in lab — Stock Photo
    Side view of teenage girl practicing experiment while using microscope in lab
    Electrician repairing switchbox in hospital. — Stock Photo
    Electrician repairing switchbox in hospital.
    Urine sample for analysis and test strip with chart, studio shot. — Stock Photo
    Urine sample for analysis and test strip with chart, studio shot.