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    Laboratory assistant holding medical samples in rack, mid section. — Stock Photo
    Laboratory assistant holding medical samples in rack, mid section.
    Close-up of scientist holding blood testing microtubes. — Stock Photo
    Close-up of scientist holding blood testing microtubes.
    Close-up of hands of scientist pipetting sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist pipetting sample from culture in Petri dish.
    Portrait of confident mid adult caucasian woman at work in laboratory — Stock Photo
    Portrait of confident mid adult caucasian woman at work in laboratory
    Close-up of hand in glove using equipment in laboratory. — Stock Photo
    Close-up of hand in glove using equipment in laboratory.
    Female cell biologist examining flask containing stem cells cultivated in red growth medium. — Stock Photo
    Female cell biologist examining flask containing stem cells cultivated in red growth medium.
    Microbiologist working in laboratory with bacteria growth in petri dish. — Stock Photo
    Microbiologist working in laboratory with bacteria growth in petri dish.
    Scientist preparing cells in multiwell plate. — Stock Photo
    Scientist preparing cells in multiwell plate.
    Schoolboy doing chemistry experiment in school laboratory. — Stock Photo
    Schoolboy doing chemistry experiment in school laboratory.
    Life science technician using micropipette in laboratory. — Stock Photo
    Life science technician using micropipette in laboratory.
    Female scientist holding tray for stem cell research. — Stock Photo
    Female scientist holding tray for stem cell research.
    Hands of scientist using syringe and petri dish — Stock Photo
    Hands of scientist using syringe and petri dish
    Close-up of technician storing stem cell samples in cryostorage. — Stock Photo
    Close-up of technician storing stem cell samples in cryostorage.
    Female microbiologist pipetting into petri dishes in laboratory. — Stock Photo
    Female microbiologist pipetting into petri dishes in laboratory.
    From above female factory worker in uniform operating conveyor with pills in pharmaceutical manufacturing laboratory — Stock Photo
    From above female factory worker in uniform operating conveyor with pills in pharmaceutical manufacturing laboratory
    Drug research and clinical testing — Stock Photo
    Drug research and clinical testing
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above doctor in medical mask and uniform injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Male laboratory assistant using pipette. — Stock Photo
    Male laboratory assistant using pipette.
    Female laboratory assistant wearing safety goggles. — Stock Photo
    Female laboratory assistant wearing safety goggles.
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Female scientific researcher working in laboratory and pipetting into test tube. — Stock Photo
    Female scientific researcher working in laboratory and pipetting into test tube.
    Female scientist holding multi-well plate with growth medium. — Stock Photo
    Female scientist holding multi-well plate with growth medium.
    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 holding and analyzing human skull in ancient DNA laboratory. — Stock Photo
    Female scientist holding and analyzing human skull in ancient DNA laboratory.
    Male scientist in protective clothing working in laboratory. — Stock Photo
    Male scientist in protective clothing working in laboratory.
    Female chemist using equipment in pharmaceutical laboratory. — Stock Photo
    Female chemist using equipment in pharmaceutical laboratory.
    Portrait confident female scientist in face mask and rubber gloves — Stock Photo
    Portrait confident female scientist in face mask and rubber gloves
    Archaeologist measuring lithics with caliper in laboratory. — Stock Photo
    Archaeologist measuring lithics with caliper in laboratory.
    Female agronomist taking notes in field of soil. — Stock Photo
    Female agronomist taking notes in field of soil.
    Female scientists working in laboratory — Stock Photo
    Female scientists working in laboratory
    Scientist checking a solution in conical flask in lab — Stock Photo
    Scientist checking a solution in conical flask in lab
    Scientist holding petri dish with biohazard warning in microbiology lab. — Stock Photo
    Scientist holding petri dish with biohazard warning in microbiology lab.
    Close-up of person holding petri dish for microbiology research. — Stock Photo
    Close-up of person holding petri dish for microbiology research.
    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope. — Stock Photo
    Female cell biologist placing flask containing stem cells cultivated in red growth medium under microscope.
    Scientists discussing over laptop in science lab — Stock Photo
    Scientists discussing over laptop in science lab
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Hand of teacher pointing to molecular structure on projection screen — Stock Photo
    Hand of teacher pointing to molecular structure on projection screen
    Female scientist examining plants in greenhouse — Stock Photo
    Female scientist examining plants in greenhouse
    Hands of microbiologist working in laboratory with biotechnology samples. — Stock Photo
    Hands of microbiologist working in laboratory with biotechnology samples.
    Crop unrecognizable scientist with plant in plastic tube on green background in studio — Stock Photo
    Crop unrecognizable scientist with plant in plastic tube on green background in studio
    Hands of archaeologist analyzing charred wood in petri dish. — Stock Photo
    Hands of archaeologist analyzing charred wood in petri dish.
    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.
    Medical scientist working at laptop in hospital conference room — Stock Photo
    Medical scientist working at laptop in hospital conference room
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Archaeology researcher performing lithics analysis with magnifying glass and measuring artifacts with straightedge tool. — Stock Photo
    Archaeology researcher performing lithics analysis with magnifying glass and measuring artifacts with straightedge tool.
    Administrator businessman leading conference in hospital — Stock Photo
    Administrator businessman leading conference in hospital
    Female students watching mentor conducting experiment in lab — Stock Photo
    Female students watching mentor conducting experiment in lab
    Pharmaceutical businessman explaining medication at podium at conference — Stock Photo
    Pharmaceutical businessman explaining medication at podium at conference
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    Scientists in face masks meeting in laboratory — Stock Photo
    Scientists in face masks meeting in laboratory
    Female scientist using equipment in laboratory. — Stock Photo
    Female scientist using equipment in laboratory.
    Close-up of hands of scientist taking sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist taking sample from culture in Petri dish.
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab
    Schoolboy putting leaves on microscope slide in school laboratory. — Stock Photo
    Schoolboy putting leaves on microscope slide in school laboratory.
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Female scientist using pipette in laboratory — Stock Photo
    Female scientist using pipette in laboratory
    Female agronomist taking sample with soil probe sampler. — Stock Photo
    Female agronomist taking sample with soil probe sampler.
    Female scientist agitating yellow liquid in flask. — Stock Photo
    Female scientist agitating yellow liquid in flask.
    Schoolboy using light microscope in school laboratory. — Stock Photo
    Schoolboy using light microscope in school laboratory.
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment — Stock Photo
    Astonished boy in eyeglasses and laboratory robe with dirty face and liquid in bottle after making chemical experiment