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    Blood samples for testing in microcentrifuge tubes. — Stock Photo
    Blood samples for testing in microcentrifuge tubes.
    Close-up view of laboratory glassware. — Stock Photo
    Close-up view of laboratory glassware.
    Schoolboy using glassware and equipment in school laboratory. — Stock Photo
    Schoolboy using glassware and equipment in school laboratory.
    Directly above view of scientist using pipette and scales — Stock Photo
    Directly above view of scientist using pipette and scales
    Close-up of scientist hands adjusting micropipette. — Stock Photo
    Close-up of scientist hands adjusting micropipette.
    Technician placing glass column with calibration solution to mass spectrometer. — Stock Photo
    Technician placing glass column with calibration solution to mass spectrometer.
    Microbiological cultures growing in Petri dishes. — Stock Photo
    Microbiological cultures growing in Petri dishes.
    Scientific laboratory researcher using test tube and microscope. — Stock Photo
    Scientific laboratory researcher using test tube and microscope.
    Group of laboratory test tubes with colored liquids. — Stock Photo
    Group of laboratory test tubes with colored liquids.
    Female scientist holding tray for stem cell research. — Stock Photo
    Female scientist holding tray for stem cell research.
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory. — Stock Photo
    Female bioarchaeologist analyzing micro tube with human osteological material in laboratory.
    Female scientists working in laboratory. — Stock Photo
    Female scientists working in laboratory.
    Female laboratory assistant wearing safety goggles. — Stock Photo
    Female laboratory assistant wearing safety goggles.
    Stacked agar plates with microbiological cultures on plain background. — Stock Photo
    Stacked agar plates with microbiological cultures on plain background.
    Close-up of two-colored medicine capsule in tweezers, pharmaceutical research. — Stock Photo
    Close-up of two-colored medicine capsule in tweezers, pharmaceutical research.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Female scientists in laboratory with arms folded. — Stock Photo
    Female scientists in laboratory with arms folded.
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory. — Stock Photo
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory.
    Hands of female researcher using micropipette and tubes. — Stock Photo
    Hands of female researcher using micropipette and tubes.
    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
    Archaeology researchers in laboratory reconstructing usage of ancient tools. — Stock Photo
    Archaeology researchers in laboratory reconstructing usage of ancient tools.
    Test tubes and Petri dishes in pathogenic laboratory. — Stock Photo
    Test tubes and Petri dishes in pathogenic laboratory.
    Close-up of bar-coded agar plates for biological research. — Stock Photo
    Close-up of bar-coded agar plates for biological research.
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Female scientist in white coat taking notes in soil testing laboratory. — Stock Photo
    Female scientist in white coat taking notes in soil testing laboratory.
    Black colleagues examining denture in laboratory — Stock Photo
    Black colleagues examining denture in laboratory
    Scientist examining bacterial sample under microscope. — Stock Photo
    Scientist examining bacterial sample under microscope.
    Young male scientist working in laboratory with glassware. — Stock Photo
    Young male scientist working in laboratory with glassware.
    Female teacher and students conducting chemical experiment — Stock Photo
    Female teacher and students conducting chemical experiment
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Scientists examining skull in lab — Stock Photo
    Scientists examining skull in lab
    Blood in human urine in sample pots, studio shot. — Stock Photo
    Blood in human urine in sample pots, studio shot.
    Blood samples tubes in polystyrene tray. — Stock Photo
    Blood samples tubes in polystyrene tray.
    Lab chemist handling water sample — Stock Photo
    Lab chemist handling water sample
    Technician carrying equipment and solution in sterile laboratory. — Stock Photo
    Technician carrying equipment and solution in sterile laboratory.
    Close-up of microtubes with red liquid and person fingers. — Stock Photo
    Close-up of microtubes with red liquid and person fingers.
    Buccal swabs for obtaining deoxyribonucleic acid samples. — Stock Photo
    Buccal swabs for obtaining deoxyribonucleic acid samples.
    Technicians working in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working in sealed and sterile biomedical laboratory.
    Agronomy technician pouring water in soil samples. — Stock Photo
    Agronomy technician pouring water in soil samples.
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Male laboratory assistant using equipment. — Stock Photo
    Male laboratory assistant using equipment.
    Male chemist in sterile mask, gloves and protective goggles looking at camera against moisture analyzer and analytical balance in cannabis laboratory — Stock Photo
    Male chemist in sterile mask, gloves and protective goggles looking at camera against moisture analyzer and analytical balance in cannabis laboratory
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Man in lab coat working hard — Stock Photo
    Man in lab coat working hard
    Close-up view of tweezers holding dna autoradiogram. — Stock Photo
    Close-up view of tweezers holding dna autoradiogram.
    Female scientist holding micro tube with sample in ancient DNA laboratory. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory.
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes. — Stock Photo
    Close-up of micropipette pipetting blood sample into microcentrifuge tubes.
    Closeup view of empty laboratory beakers — Stock Photo
    Closeup view of empty laboratory beakers
    Close-up of stacked Petri dishes with agar for microbiology research. — Stock Photo
    Close-up of stacked Petri dishes with agar for microbiology research.
    Archaeologists analyzing human skull in DNA archaeology lab. — Stock Photo
    Archaeologists analyzing human skull in DNA archaeology lab.
    Scientist pipetting sample in microcentrifuge tube for chemical analysis. — Stock Photo
    Scientist pipetting sample in microcentrifuge tube for chemical analysis.
    Robotic arm holding bottle with liquid. — Stock Photo
    Robotic arm holding bottle with liquid.
    Microbiologist working with petri dish and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dish and test tubes in laboratory.
    Microbial colonies on petri dish, computer illustration — Stock Photo
    Microbial colonies on petri dish, computer illustration
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    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.
    Portrait of teenage girl with arms crossed standing by desk in lab — Stock Photo
    Portrait of teenage girl with arms crossed standing by desk in lab
    Bacterial colonies in petri dish on white background. — Stock Photo
    Bacterial colonies in petri dish on white background.
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.