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    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Woman biologist in white coat pouring liquid from test tube into labelled containers with soil. — Stock Photo
    Woman biologist in white coat pouring liquid from test tube into labelled containers with soil.
    Rack of food samples in test tubes. — Stock Photo
    Rack of food samples in test tubes.
    Test tubes with red liquid in rack. — Stock Photo
    Test tubes with red liquid in rack.
    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.
    Gloved hand holding blood sample in test tube. — Stock Photo
    Gloved hand holding blood sample in test tube.
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Cheerful professional female scientist in protective gloves and robe looking at blue solution n test tube while working in equipped laboratory — Stock Photo
    Cheerful professional female scientist in protective gloves and robe looking at blue solution n test tube while working in equipped laboratory
    Lab technician using flame test probe to gather sample from vile — Stock Photo
    Lab technician using flame test probe to gather sample from vile
    Urine sample and diagnostic dipstick on surgical tray. — Stock Photo
    Urine sample and diagnostic dipstick on surgical tray.
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Laboratory assistant holding test tube, close-up. — Stock Photo
    Laboratory assistant holding test tube, close-up.
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory. — Stock Photo
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory.
    Close-up of doctor holding prepared influenza nasal vaccine. — Stock Photo
    Close-up of doctor holding prepared influenza nasal vaccine.
    Green plants in test tubes, botanical research concept. — Stock Photo
    Green plants in test tubes, botanical research concept.
    Labelled vacutainer tubes containing blood samples, close-up. — Stock Photo
    Labelled vacutainer tubes containing blood samples, close-up.
    Forensic scientist taking hair specimen for DNA testing from clothing from crime scene. — Stock Photo
    Forensic scientist taking hair specimen for DNA testing from clothing from crime scene.
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Blood samples in microcentrifuge tube strip for genetic analysis. — Stock Photo
    Blood samples in microcentrifuge tube strip for genetic analysis.
    Close-up of blood sample in kidney dish. — Stock Photo
    Close-up of blood sample in kidney dish.
    Bottles with color smoke — Stock Photo
    Bottles with color smoke
    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.
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Sterile tubes and medical samples on glass table — Stock Photo
    Sterile tubes and medical samples on glass table
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    Female researcher pipetting liquid in laboratory. — Stock Photo
    Female researcher pipetting liquid in laboratory.
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples in laboratory.
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    Urine sample in tube on surgical tray. — Stock Photo
    Urine sample in tube on surgical tray.
    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 preparing samples in microcentrifuge tubes for chemical analysis. — Stock Photo
    Scientist preparing samples in microcentrifuge tubes for chemical analysis.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Female scientist holding micro tube with sample in ancient DNA laboratory. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Empty and sterile phials in red plastic box. — Stock Photo
    Empty and sterile phials in red plastic box.
    Urine sample with test strip on white background. — Stock Photo
    Urine sample with test strip on white background.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Woman doing experiment in chemical laboratory. — Stock Photo
    Woman doing experiment in chemical laboratory.
    Different chemicals in lab — Stock Photo
    Different chemicals in lab
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Laboratory technician holding test tubes in blood bank — Stock Photo
    Laboratory technician holding test tubes in blood bank
    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.
    DNA molecule in test tube, genetic engineering conceptual digital illustration. — Stock Photo
    DNA molecule in test tube, genetic engineering conceptual digital illustration.
    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.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into 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.
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Blood samples in centrifuge tubes on white background. — Stock Photo
    Blood samples in centrifuge tubes on white background.
    Empty and sterile phials in red plastic box. — Stock Photo
    Empty and sterile phials in red plastic box.
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    DNA swab on genetic test results. — Stock Photo
    DNA swab on genetic test results.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.