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    Scientist putting on protective mask in laboratory. — Stock Photo
    Scientist putting on protective mask in laboratory.
    Female scientist holding micro tube with sample in ancient DNA laboratory. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory.
    Close-up of person holding petri dish for biological research. — Stock Photo
    Close-up of person holding petri dish for biological research.
    Female laboratory assistant wearing safety goggles. — Stock Photo
    Female laboratory assistant wearing safety goggles.
    Crop unrecognizable professional male laboratory assistant in white robe and latex gloves pressing buttons on modern equipment — Stock Photo
    Crop unrecognizable professional male laboratory assistant in white robe and latex gloves pressing buttons on modern equipment
    Crop medic's hands preparing fetus specimen with lancet. — Stock Photo
    Crop medic's hands preparing fetus specimen with lancet.
    Pipette dropping liquid to vials. — Stock Photo
    Pipette dropping liquid to vials.
    Close-up of hand in glove using equipment in laboratory. — Stock Photo
    Close-up of hand in glove using equipment in laboratory.
    Instructor training students about air conditioning units in HVAC classroom — Stock Photo
    Instructor training students about air conditioning units in HVAC classroom
    Biologist working with microscope with colleague in background — Stock Photo
    Biologist working with microscope with colleague in background
    University students performing experiment in lab — Stock Photo
    University students performing experiment in lab
    Crop hand in glove holding ahead of the dead fetus wet specimen. — Stock Photo
    Crop hand in glove holding ahead of the dead fetus wet specimen.
    Close-up of Eppendorf tubes in rack. — Stock Photo
    Close-up of Eppendorf tubes in rack.
    Close up scientist holding specimen tray — Stock Photo
    Close up scientist holding specimen tray
    Medical researcher examining a new medicine. science student dressed in white lab coat looking through a microscope. — Stock Photo
    Medical researcher examining a new medicine. science student dressed in white lab coat looking through a microscope.
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.
    Top view of microbes growing on agar plate on plain background. — Stock Photo
    Top view of microbes growing on agar plate on plain background.
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Scientist preparing samples in microcentrifuge tubes for chemical analysis. — Stock Photo
    Scientist preparing samples in microcentrifuge tubes for chemical analysis.
    Close-up of male scientist working in laboratory — Stock Photo
    Close-up of male scientist working in laboratory
    Female scientist leaning on desk in laboratory. — Stock Photo
    Female scientist leaning on desk in laboratory.
    Young male college student practicing experiment while standing in lab — Stock Photo
    Young male college student practicing experiment while standing in lab
    Chemist in protective glasses holding sample in pharmaceutical laboratory. — Stock Photo
    Chemist in protective glasses holding sample in pharmaceutical laboratory.
    Close-up view of tubes with blood samples. — Stock Photo
    Close-up view of tubes with blood samples.
    Close-up of female doctor examining microscope in laboratory — Stock Photo
    Close-up of female doctor examining microscope in laboratory
    Teenage girl practicing chemistry experiment in lab — Stock Photo
    Teenage girl practicing chemistry experiment in lab
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Student in wheelchair examining furnace fuel flow controls in HVAC classroom — Stock Photo
    Student in wheelchair examining furnace fuel flow controls in HVAC classroom
    Schoolboy doing chemistry experiment in school laboratory. — Stock Photo
    Schoolboy doing chemistry experiment in school laboratory.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Chamomile flowers, thyme, elderflowers, lime tree leaves and sage on stacked petri dishes, botanical research concept. — Stock Photo
    Chamomile flowers, thyme, elderflowers, lime tree leaves and sage on stacked petri dishes, botanical research concept.
    Close-up of antibiotic testing in petri dish. — Stock Photo
    Close-up of antibiotic testing in petri dish.
    Crop faceless laboratory specialist in latex gloves adjusting powerful microscope knob while working in modern lab — Stock Photo
    Crop faceless laboratory specialist in latex gloves adjusting powerful microscope knob while working in modern lab
    Female scientist using digital tablet in laboratory — Stock Photo
    Female scientist using digital tablet in laboratory
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Agar plates with growing fungus colony on laboratory table. — Stock Photo
    Agar plates with growing fungus colony on laboratory table.
    Close-up shot of surgeon in operating room at work — Stock Photo
    Close-up shot of surgeon in operating room at work
    Plant seedling in soil in Petri dish and tweezers in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish and tweezers in laboratory.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Close-up male scientist lab machine in laboratory — Stock Photo
    Close-up male scientist lab machine in laboratory
    Variety of pharmacological pills in disposable plastic cups, medication concept. — Stock Photo
    Variety of pharmacological pills in disposable plastic cups, medication concept.
    Assortment of experimental drugs being tested in chemical laboratory. — Stock Photo
    Assortment of experimental drugs being tested in chemical laboratory.
    Vacutainer blood collection tubes, full frame. — Stock Photo
    Vacutainer blood collection tubes, full frame.
    Green chili pepper in test tube, studio shot. — Stock Photo
    Green chili pepper in test tube, studio shot.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Close-up of teenage girl using microscope in lab — Stock Photo
    Close-up of teenage girl using microscope in lab
    Agar plates with growing fungus colony on laboratory table. — Stock Photo
    Agar plates with growing fungus colony on laboratory table.
    Close-up of glass syringe with stand arranged on table in laboratory — Stock Photo
    Close-up of glass syringe with stand arranged on table in laboratory
    Forensic evidence collection with knife for DNA forensic test. — Stock Photo
    Forensic evidence collection with knife for DNA forensic test.
    Microbiologist working with petri dish and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dish and test tubes in laboratory.
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Close-up of syringe on lab weighing scale in laboratory — Stock Photo
    Close-up of syringe on lab weighing scale in laboratory
    Scientist preparing chemical liquid in laboratory flask. — Stock Photo
    Scientist preparing chemical liquid in laboratory flask.
    Teenage boy experimenting on microscope in laboratory at university — Stock Photo
    Teenage boy experimenting on microscope in laboratory at university
    Close-up of female hand reaching for lab coat. — Stock Photo
    Close-up of female hand reaching for lab coat.
    Close-up of pharmaceutical examining filling of medical pill. — Stock Photo
    Close-up of pharmaceutical examining filling of medical pill.
    Pattern of cultures growing in Petri dishes on plain background. — Stock Photo
    Pattern of cultures growing in Petri dishes on plain background.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates