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    Petri dish with bacteria — Stock Photo
    Petri dish with bacteria
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Optician testing a boy's eyes with optometry devices — Stock Photo
    Optician testing a boy's eyes with optometry devices
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory — Stock Photo
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Scientist selecting human blood sample in laboratory. — Stock Photo
    Scientist selecting human blood sample in laboratory.
    Open laptop and scientific samples on table — Stock Photo
    Open laptop and scientific samples on table
    Scientist in costume posing in laboratory — Stock Photo
    Scientist in costume posing in laboratory
    Woman using a lance to take a finger prick blood sample. — Stock Photo
    Woman using a lance to take a finger prick blood sample.
    Close up of Chemical test strips illuminated by red light — Stock Photo
    Close up of Chemical test strips illuminated by red light
    Sliced salmon in test tube, studio shot. — Stock Photo
    Sliced salmon in test tube, studio shot.
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab. — Stock Photo
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab.
    Low angle view of scientist holding glass flask in laboratory. — Stock Photo
    Low angle view of scientist holding glass flask in laboratory.
    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
    Test tube with red lid on blue background. — Stock Photo
    Test tube with red lid on blue background.
    Cropped unrecognizable doctor's hand showing and making with pen a negative blood test of Coronavirus against a pink background — Stock Photo
    Cropped unrecognizable doctor's hand showing and making with pen a negative blood test of Coronavirus against a pink background
    Green illumination of centrifuge with biohazard test tubes, biological research digital illustration. — Stock Photo
    Green illumination of centrifuge with biohazard test tubes, biological research digital illustration.
    Microbiologist taking bacterial sample on microscope slide. — Stock Photo
    Microbiologist taking bacterial sample on microscope slide.
    Close-up view of plant seedling in test tube. — Stock Photo
    Close-up view of plant seedling in test tube.
    Patient undergoing skin prick test in allergy clinic. — Stock Photo
    Patient undergoing skin prick test in allergy clinic.
    Close-up of Blood oxygen monitor intensive care ward. — Stock Photo
    Close-up of Blood oxygen monitor intensive care ward.
    Optometrist adjusting the optometry equipment during study of the eyesight of a happy black woman — Stock Photo
    Optometrist adjusting the optometry equipment during study of the eyesight of a happy black woman
    Patient undergoing skin prick test in allergy clinic. — Stock Photo
    Patient undergoing skin prick test in allergy clinic.
    Urine sample for analysis and test strip with chart, studio shot. — Stock Photo
    Urine sample for analysis and test strip with chart, studio shot.
    PCR tubes with orange and purple samples on black background. — Stock Photo
    PCR tubes with orange and purple samples on black background.
    Cropped view of hands holding litmus paper in test-tube — Stock Photo
    Cropped view of hands holding litmus paper in test-tube
    Physical therapist performing skinfold test to measuring teenage boy body fat. — Stock Photo
    Physical therapist performing skinfold test to measuring teenage boy body fat.
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory — Stock Photo
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory
    Scientist putting on protective mask in laboratory. — Stock Photo
    Scientist putting on protective mask in laboratory.
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak — Stock Photo
    Female medical specialist in protective uniform, latex gloves and face mask doing nasal coronavirus test on African American mature woman patient in clinic during virus outbreak
    Doctors practicing tracheal intubation on infant training dummies. — Stock Photo
    Doctors practicing tracheal intubation on infant training dummies.
    Young asian college students studying outdoors — Stock Photo
    Young asian college students studying outdoors
    Close-up of machine in blood bank — Stock Photo
    Close-up of machine in blood bank
    Female radiologist studying CT scans on monitors. — Stock Photo
    Female radiologist studying CT scans on monitors.
    Researcher hand holding vacutainer tube in front of yellow tray. — Stock Photo
    Researcher hand holding vacutainer tube in front of yellow tray.
    Closeup view of empty laboratory beakers in drawer — Stock Photo
    Closeup view of empty laboratory beakers in drawer
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Scientific or medical samples on glass table — Stock Photo
    Scientific or medical samples on glass table
    Close-up of female scientist taking notes in soil testing laboratory. — Stock Photo
    Close-up of female scientist taking notes in soil testing laboratory.
    Female college students conducting scientific experiment in science laboratory classroom — Stock Photo
    Female college students conducting scientific experiment in science laboratory classroom
    Measuring oxygen saturation in blood with pulse oximeter. — Stock Photo
    Measuring oxygen saturation in blood with pulse oximeter.
    Side view of concentrated skilled male mechanic using multimeter while testing battery of electric scooter in workshop — Stock Photo
    Side view of concentrated skilled male mechanic using multimeter while testing battery of electric scooter in workshop
    Blue single-use mask for virus protection on yellow background — Stock Photo
    Blue single-use mask for virus protection on yellow background
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    College students taking test at desks in classroom — Stock Photo
    College students taking test at desks in classroom
    Cookies under a wooden box trap — Stock Photo
    Cookies under a wooden box trap
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments — Stock Photo
    From above of tweezers and glass flasks with plants arranged in rows on white table for biotechnological experiments
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera — Stock Photo
    Bearded elderly male in eye test glasses sitting in modern clinic before vision examination and looking at camera
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    Agronomist opening soil sample bag in field. — Stock Photo
    Agronomist opening soil sample bag in field.
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Scientist holding object with tweezers — Stock Photo
    Scientist holding object with tweezers
    Scientist pipetting sample into tube for analytical testing in laboratory. — Stock Photo
    Scientist pipetting sample into tube for analytical testing in laboratory.
    Close-up view of tubes with blood samples. — Stock Photo
    Close-up view of tubes with blood samples.
    Woman getting eye exam with a slit lamp in clinic — Stock Photo
    Woman getting eye exam with a slit lamp in clinic
    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.
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic — Stock Photo
    From above anonymous medical practitioner using injector to fill well plate with red liquid during work in modern laboratory of clinic
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman in hospital — Stock Photo
    Female doctor in sterile mask and blue glove using ultrasound scanner while examining cheerful pregnant woman in hospital
    Attentive senior employee writing in notebook results while adult female colleague in sterile clothes using digital device for test food quality in canteen — Stock Photo
    Attentive senior employee writing in notebook results while adult female colleague in sterile clothes using digital device for test food quality in canteen