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    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Close-up of hand adjusting tap on burette tube in pharmaceutical laboratory. — Stock Photo
    Close-up of hand adjusting tap on burette tube in pharmaceutical laboratory.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated 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.
    Female scientist in clean suit with test tubes studying coronavirus — Stock Photo
    Female scientist in clean suit with test tubes studying coronavirus
    Test tube with blue chemical fluid placed in cold water in glass jar in modern equipped laboratory — Stock Photo
    Test tube with blue chemical fluid placed in cold water in glass jar in modern equipped laboratory
    Forensic scientist putting swab into sample tube. — Stock Photo
    Forensic scientist putting swab into sample tube.
    Teenage girl experimenting chemical solution in laboratory — Stock Photo
    Teenage girl experimenting chemical solution in laboratory
    Various nuts in test tubes, studio shot. — Stock Photo
    Various nuts in test tubes, studio shot.
    Genetic Test. Tube and swab for DNA collection from mouth. — Stock Photo
    Genetic Test. Tube and swab for DNA collection from mouth.
    Close up of pipette dropping solution into test tubes in rack in lab — Stock Photo
    Close up of pipette dropping solution into test tubes in rack in lab
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory. — Stock Photo
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory.
    Male scientist using laptop while holding test tube in laboratory — Stock Photo
    Male scientist using laptop while holding test tube in laboratory
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Laboratory assistant holding test tube, close-up. — Stock Photo
    Laboratory assistant holding test tube, close-up.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    DNA testing using saliva sample. — Stock Photo
    DNA testing using saliva sample.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Medical check-up including blood and urine test samples and results. — Stock Photo
    Medical check-up including blood and urine test samples and results.
    Scientist holding test tubes with liquids in hand — Stock Photo
    Scientist holding test tubes with liquids in hand
    DNA testing using saliva sample. — Stock Photo
    DNA testing using saliva sample.
    Doctor's hand holding laboratory glass test tube filled with colourful pills. — Stock Photo
    Doctor's hand holding laboratory glass test tube filled with colourful pills.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Beans and pulses in test tubes. — Stock Photo
    Beans and pulses in test tubes.
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration. — Stock Photo
    Vials of blood in laboratory centrifuge testing for coronavirus infection, conceptual digital illustration.
    Top view of crop anonymous male chemist putting sample tubes in centrifugal machine in cannabis lab — Stock Photo
    Top view of crop anonymous male chemist putting sample tubes in centrifugal machine in cannabis lab
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Side view of unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Graduated pipette and test tubes — Stock Photo
    Graduated pipette and test tubes
    Green seedlings in test tubes, close-up. — Stock Photo
    Green seedlings in test tubes, close-up.
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating test tube with blood sample on white background
    A little girl in safety goggles measures liquid into a test tube — Stock Photo
    A little girl in safety goggles measures liquid into a test tube
    Female microbiologist working in laboratory with test tubes. — Stock Photo
    Female microbiologist working in laboratory with test tubes.
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and girl students using microscope and laptop, conducting scientific experiment in laboratory classroom
    Female students watching mentor conducting experiment in lab — Stock Photo
    Female students watching mentor conducting experiment in lab
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Researchers hand mixing solution — Stock Photo
    Researchers hand mixing solution
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    UK map formed in fumes from dangerous science experiment — Stock Photo
    UK map formed in fumes from dangerous science experiment
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Male patient in hospital gown sitting on bed holding urine sample container. — Stock Photo
    Male patient in hospital gown sitting on bed holding urine sample container.
    Fluid pouring into laboratory glassware. — Stock Photo
    Fluid pouring into laboratory glassware.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Girl holding test tubes with chemicals — Stock Photo
    Girl holding test tubes with chemicals
    Wheat grains and corn in containers with laboratory equipment for food research. — Stock Photo
    Wheat grains and corn in containers with laboratory equipment for food research.
    Close-up of laboratory technician working in blood bank — Stock Photo
    Close-up of laboratory technician working in blood bank
    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.
    Close-up view of plants in test tubes. — Stock Photo
    Close-up view of plants in test tubes.
    Blood samples in centrifuge tubes on white background. — Stock Photo
    Blood samples in centrifuge tubes on white background.
    Close-up of vital signs of patient on monitor in intensive care ward. — Stock Photo
    Close-up of vital signs of patient on monitor in intensive care ward.
    Attentive university students doing a experiment in laboratory — Stock Photo
    Attentive university students doing a experiment in laboratory
    Close-up of doctor holding prepared influenza nasal vaccine. — Stock Photo
    Close-up of doctor holding prepared influenza nasal vaccine.
    Teacher watching curious students playing with beakers at interactive exhibit in science center — Stock Photo
    Teacher watching curious students playing with beakers at interactive exhibit in science center
    Close-up of scientist pipetting sample into eppendorf tube during experiment in laboratory. — Stock Photo
    Close-up of scientist pipetting sample into eppendorf tube during experiment in laboratory.
    Close-up of sample tubes in rack. — Stock Photo
    Close-up of sample tubes in rack.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Hand of laboratory technician with micro pipette sampling into test tube. — Stock Photo
    Hand of laboratory technician with micro pipette sampling into test tube.