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    Environment worker taking sample of polluted water at pollution site. — Stock Photo
    Environment worker taking sample of polluted water at pollution site.
    Woman's hand holding a positive pregnancy test — Stock Photo
    Woman's hand holding a positive pregnancy test
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Hand choosing from fanned out color sample — Stock Photo
    Hand choosing from fanned out color sample
    Microbiologist working with petri dish and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dish and test tubes in laboratory.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Researcher handling stem cell cultures in laboratory during research. — Stock Photo
    Researcher handling stem cell cultures in laboratory during research.
    Doctor using a glucometer to take a blood glucose reading from a patient. — Stock Photo
    Doctor using a glucometer to take a blood glucose reading from a patient.
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Transparent cervical smear instrument, studio shot. — Stock Photo
    Transparent cervical smear instrument, studio shot.
    From above of various eastern dishes and snacks arranged with sauces and cutlery on gray surface — Stock Photo
    From above of various eastern dishes and snacks arranged with sauces and cutlery on gray surface
    Female hands testing blood sample — Stock Photo
    Female hands testing blood sample
    Crop medic's hands preparing fetus specimen with lancet. — Stock Photo
    Crop medic's hands preparing fetus specimen with lancet.
    Scientists preparing multiwell plate with blood samples for testing and analysis. — Stock Photo
    Scientists preparing multiwell plate with blood samples for testing and analysis.
    Portrait of a Salesman in a showroom, Germany — Stock Photo
    Portrait of a Salesman in a showroom, Germany
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Overhead of executive using digital tablet in office — Stock Photo
    Overhead of executive using digital tablet in office
    Modern male worker in hardhat leaning over table while working on project in spacious storehouse of marble production company — Stock Photo
    Modern male worker in hardhat leaning over table while working on project in spacious storehouse of marble production company
    Cropped view of doctor holding vial of blood for testing. — Stock Photo
    Cropped view of doctor holding vial of blood for testing.
    Business executive looking at blueprint in office — Stock Photo
    Business executive looking at blueprint in office
    From above closed glass ampoules with scientific samples arranged in black foam rubber case in lab — Stock Photo
    From above closed glass ampoules with scientific samples arranged in black foam rubber case in lab
    Female researcher pipetting liquid into test tube. — Stock Photo
    Female researcher pipetting liquid into test tube.
    Woman viewing paint swatches in new house — Stock Photo
    Woman viewing paint swatches in new house
    Microbiologist working with petri dish and test tubes in laboratory. — Stock Photo
    Microbiologist working with petri dish and test tubes in laboratory.
    Laboratory technician analyzing blood bag in blood bank — Stock Photo
    Laboratory technician analyzing blood bag in blood bank
    Male scientist using microscope in laboratory — Stock Photo
    Male scientist using microscope in laboratory
    Organic soil certification inspector marking sample. — Stock Photo
    Organic soil certification inspector marking sample.
    Close-up of pipetting sample into plastic micro-centrifuge tube. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube.
    Laboratory technician placing blood bags in machine at blood bank — Stock Photo
    Laboratory technician placing blood bags in machine at blood bank
    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
    Business executives discussing over laptop in office — Stock Photo
    Business executives discussing over laptop in office
    Scientists experimenting together in laboratory — Stock Photo
    Scientists experimenting together in laboratory
    Mid section of laboratory technician working in blood bank — Stock Photo
    Mid section of laboratory technician working in blood bank
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Close-up of microbes and fungus growing on agar plate. — Stock Photo
    Close-up of microbes and fungus growing on agar plate.
    Blood sample in kidney dish with urine sample on table. — Stock Photo
    Blood sample in kidney dish with urine sample on table.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    Scientist hand holding blood drop sample on microscope slide, studio shot. — Stock Photo
    Scientist hand holding blood drop sample on microscope slide, studio shot.
    Female researcher pipetting liquid into test tube. — Stock Photo
    Female researcher pipetting liquid into test tube.
    Top view of various plastic teeth models — Stock Photo
    Top view of various plastic teeth models
    Scientist hand holding blood drop sample on microscope slide, studio shot. — Stock Photo
    Scientist hand holding blood drop sample on microscope slide, studio shot.
    Mid section of scientists experimenting in laboratory — Stock Photo
    Mid section of scientists experimenting in laboratory
    Assortment of medical equipment and consumables on table. — Stock Photo
    Assortment of medical equipment and consumables on table.
    Lab technician holding tray of calibrated samples — Stock Photo
    Lab technician holding tray of calibrated samples
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic. — Stock Photo
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic.
    Texture Macro Photography of Peacock ore (Chalcopyrite treated with acid) from Mexico; a copper ore — Stock Photo
    Texture Macro Photography of Peacock ore (Chalcopyrite treated with acid) from Mexico; a copper ore
    Female scientist taking sample from culture in Petri dish. — Stock Photo
    Female scientist taking sample from culture in Petri dish.
    Close-up of hands of microbiologist inoculating nutritive agar. — Stock Photo
    Close-up of hands of microbiologist inoculating nutritive agar.
    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
    Business executive looking at stone slab in office — Stock Photo
    Business executive looking at stone slab in office
    Faceless man modeling denture on computer — Stock Photo
    Faceless man modeling denture on computer
    Man and woman examining sample of alcohol in beer factory — Stock Photo
    Man and woman examining sample of alcohol in beer factory
    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.
    Female scientist writing on clipboard in laboratory — Stock Photo
    Female scientist writing on clipboard in laboratory
    Liquid sample in quartz cuvette container and beaker. — Stock Photo
    Liquid sample in quartz cuvette container and beaker.
    Enterprising woman answering the phone from her business — Stock Photo
    Enterprising woman answering the phone from her business
    Woman examining a bottle of alcohol in beer factory — Stock Photo
    Woman examining a bottle of alcohol in beer factory
    Female scientists in protective workwear examining specimen — Stock Photo
    Female scientists in protective workwear examining specimen
    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.