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    Female scientist holding blood sample by microscope in laboratory. — Stock Photo
    Female scientist holding blood sample by microscope in laboratory.
    Female scientist using pipette in laboratory — Stock Photo
    Female scientist using pipette in laboratory
    Close-up of doctor holding prepared influenza nasal vaccine. — Stock Photo
    Close-up of doctor holding prepared influenza nasal vaccine.
    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
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman — Stock Photo
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman
    Mid section of barman working at a microbrewery pub, wearing white apron, holding a bottle of beer in front of him. — Stock Photo
    Mid section of barman working at a microbrewery pub, wearing white apron, holding a bottle of beer in front of him.
    Stool sample container and spatula on white background. — Stock Photo
    Stool sample container and spatula on white background.
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Cropped view of lab technician carrying cell-based testing kit in bioengineering laboratory.
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic. — Stock Photo
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic.
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Female patient at eye examination in ophthalmology clinic. — Stock Photo
    Female patient at eye examination in ophthalmology clinic.
    Medical worker gloved hands holding test stick in urine sample tube. — Stock Photo
    Medical worker gloved hands holding test stick in urine sample tube.
    Female doctor performing allergy skin prick test on little boy arm. — Stock Photo
    Female doctor performing allergy skin prick test on little boy arm.
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    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.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Scientists preparing glass slide with sample in laboratory. — Stock Photo
    Scientists preparing glass slide with sample in laboratory.
    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
    Vial of potential drug in petri dish on DNA autoradiogram. — Stock Photo
    Vial of potential drug in petri dish on DNA autoradiogram.
    Teenage girl practicing chemistry experiment in lab — Stock Photo
    Teenage girl practicing chemistry experiment in lab
    Hand of researcher holding vacutainer tube above pool of blood and syringe. — Stock Photo
    Hand of researcher holding vacutainer tube above pool of blood and syringe.
    Computer programmers testing virtual reality simulator glasses at computer in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses at computer in office
    Female doctor testing urine with stick, close-up. — Stock Photo
    Female doctor testing urine with stick, close-up.
    Swab sample from inside forensic evidence bag. — Stock Photo
    Swab sample from inside forensic evidence bag.
    Genetic research tube containing DNA sample with DNA profile in background. — Stock Photo
    Genetic research tube containing DNA sample with DNA profile in background.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Biologist hand with protective glove holding trowel with soil above samples separated in containers. — Stock Photo
    Biologist hand with protective glove holding trowel with soil above samples separated in containers.
    Wild rice in plastic cup for agriculture research, conceptual image. — Stock Photo
    Wild rice in plastic cup for agriculture research, conceptual image.
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Automatic grape sorting on conveyor in workshop of winery — Stock Photo
    Automatic grape sorting on conveyor in workshop of winery
    Scientist hand sampling water in flask for quality testing. — Stock Photo
    Scientist hand sampling water in flask for quality testing.
    Female psychologist helping boy coloring shapes with colorful pens for developmental psychology test. — Stock Photo
    Female psychologist helping boy coloring shapes with colorful pens for developmental psychology test.
    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.
    Attentive female staff examining egg in egg factory — Stock Photo
    Attentive female staff examining egg in egg factory
    Close-up of worker examining printed circuit board in glass factory — Stock Photo
    Close-up of worker examining printed circuit board in glass factory
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Ophthalmologist helping boy wearing glasses while eye examination in clinic. — Stock Photo
    Ophthalmologist helping boy wearing glasses while eye examination in clinic.
    Woman in a black swimsuit — Stock Photo
    Woman in a black swimsuit
    Electrician repairing switchbox in hospital. — Stock Photo
    Electrician repairing switchbox in hospital.
    High angle view of a Caucasian and African American men wearing high visibility vest, working in a microbrewery, checking bottles of beer. — Stock Photo
    High angle view of a Caucasian and African American men wearing high visibility vest, working in a microbrewery, checking bottles of beer.
    Eggs in lighting control quality in egg factory — Stock Photo
    Eggs in lighting control quality in egg factory
    Carpenter fixing door lock at home — Stock Photo
    Carpenter fixing door lock at home
    Biologist with protective gloves performing a coronavirus test on a person in a car — Stock Photo
    Biologist with protective gloves performing a coronavirus test on a person in a car
    Lab technician carrying cell-based testing kit in bioengineering laboratory. — Stock Photo
    Lab technician carrying cell-based testing kit in bioengineering laboratory.
    Attentive female staff examining eggs in factory — Stock Photo
    Attentive female staff examining eggs in factory
    Very Large Array Radio — Stock Photo
    Very Large Array Radio
    Engineer with equipment inspecting solar panels at sunny power plant — Stock Photo
    Engineer with equipment inspecting solar panels at sunny power plant
    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.
    Scientist hands holding urine sample in container and chart, studio shot. — Stock Photo
    Scientist hands holding urine sample in container and chart, studio shot.
    Technician examining machine at industrial factory — Stock Photo
    Technician examining machine at industrial factory
    Ophthalmologist carrying out visual acuity test with little patient. — Stock Photo
    Ophthalmologist carrying out visual acuity test with little patient.
    Caucasian man working at a microbrewery, wearing a high visibility vest, inspecting a glass of beer, checking its color. — Stock Photo
    Caucasian man working at a microbrewery, wearing a high visibility vest, inspecting a glass of beer, checking its color.
    Scientist pipetting samples into multi well plate for automated testing in laboratory. — Stock Photo
    Scientist pipetting samples into multi well plate for automated testing in laboratory.
    Close-up view of plants in test tubes. — Stock Photo
    Close-up view of plants in test tubes.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic. — Stock Photo
    Elementary age boy undergoing sight examination with slit lamp in ophthalmology clinic.
    Father and son on a lake shore — Stock Photo
    Father and son on a lake shore
    Engineer testing solar panels at sunny power plant — Stock Photo
    Engineer testing solar panels at sunny power plant
    Technician pipetting samples into cartridges for solid phase extraction. — Stock Photo
    Technician pipetting samples into cartridges for solid phase extraction.