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    Petri dish with brush on blue background. — Stock Photo
    Petri dish with brush on blue background.
    Close-up of pipettes in stand on desk — Stock Photo
    Close-up of pipettes in stand on desk
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter. — Stock Photo
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter.
    Scientist preparing chemical liquid in laboratory flask. — Stock Photo
    Scientist preparing chemical liquid in laboratory flask.
    Close-up of hand adjusting tap on burette tube in pharmaceutical laboratory. — Stock Photo
    Close-up of hand adjusting tap on burette tube in pharmaceutical laboratory.
    Mid section of scientists doing experiment in lab — Stock Photo
    Mid section of scientists doing experiment in lab
    Colorful liquids in laboratory glassware while chemistry experiment. — Stock Photo
    Colorful liquids in laboratory glassware while chemistry experiment.
    Petri dishes and pipette, close-up. — Stock Photo
    Petri dishes and pipette, close-up.
    Close-up of petri dishes with pipette. — Stock Photo
    Close-up of petri dishes with pipette.
    Scientist hand holding blood drop sample on microscope slide, studio shot. — Stock Photo
    Scientist hand holding blood drop sample on microscope slide, studio shot.
    Close-up of worker working in glass factory — Stock Photo
    Close-up of worker working in glass factory
    Close-up of petri dishes and hand with pipette for genetic research. — Stock Photo
    Close-up of petri dishes and hand with pipette for genetic research.
    Microorganisms culture growing in petri dish, full frame. — Stock Photo
    Microorganisms culture growing in petri dish, full frame.
    Person hand pouring beads into petri dish. — Stock Photo
    Person hand pouring beads into petri dish.
    Male worker examining glass product in glass factory — Stock Photo
    Male worker examining glass product in glass factory
    Close-up of person holding petri dish for microbiology research. — Stock Photo
    Close-up of person holding petri dish for microbiology research.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Chemist hand picking samples stored in crimp neck vials in pharmaceutical laboratory. — Stock Photo
    Chemist hand picking samples stored in crimp neck vials in pharmaceutical laboratory.
    Close-up of empty multiwell sample tray. — Stock Photo
    Close-up of empty multiwell sample tray.
    Group of laboratory test tubes with colored liquids. — Stock Photo
    Group of laboratory test tubes with colored liquids.
    Close-up of worker working in glass factory — Stock Photo
    Close-up of worker working in glass factory
    Closeup view of empty laboratory beakers — Stock Photo
    Closeup view of empty laboratory beakers
    Close-up of doctor hand holding petri dish with pills. — Stock Photo
    Close-up of doctor hand holding petri dish with pills.
    Laboratory glassware with transparent liquid, close-up. — Stock Photo
    Laboratory glassware with transparent liquid, close-up.
    Close-up of worker examining glass product in glass factory — Stock Photo
    Close-up of worker examining glass product in glass factory
    Side view of worker using welding torch in glass factory — Stock Photo
    Side view of worker using welding torch in glass factory
    Pipette resting in petri dish. — Stock Photo
    Pipette resting in petri dish.
    Side view of male worker working in glass factory — Stock Photo
    Side view of male worker working in glass factory
    DNA autoradiogram in petri dish in laboratory, close-up. — Stock Photo
    DNA autoradiogram in petri dish in laboratory, close-up.
    Side view of workers working in glass factory — Stock Photo
    Side view of workers working in glass factory
    Close-up of person holding petri dish for biological research. — Stock Photo
    Close-up of person holding petri dish for biological research.
    Mid section of scientist analyzing a sample at lab — Stock Photo
    Mid section of scientist analyzing a sample at lab
    Close-up of machine in glass factory — Stock Photo
    Close-up of machine in glass factory
    Close-up of person hand holding petri dish with liquid for biological research. — Stock Photo
    Close-up of person hand holding petri dish with liquid for biological research.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Chemist hand picking samples stored in crimp neck vials in pharmaceutical laboratory. — Stock Photo
    Chemist hand picking samples stored in crimp neck vials in pharmaceutical laboratory.
    Close-up of rack of cell cultures in bottles in laboratory. — Stock Photo
    Close-up of rack of cell cultures in bottles in laboratory.
    Scientist studying small device in laboratory — Stock Photo
    Scientist studying small device in laboratory
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter. — Stock Photo
    Hands of scientist in laboratory measuring pH of soil samples by electronic pH meter.
    Mid section of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Mid section of scientist in laboratory mixing samples of soil with reagent.
    Side view of male worker working in glass factory — Stock Photo
    Side view of male worker working in glass factory
    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.
    Female scientist in white coat measuring PH of soil sample with litmus strips. — Stock Photo
    Female scientist in white coat measuring PH of soil sample with litmus strips.
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab
    Side view of male worker working in glass factory — Stock Photo
    Side view of male worker working in glass factory
    Genetically modified plant in petri dish. — Stock Photo
    Genetically modified plant in petri dish.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Chemist hand setting up bottle in vacuum pump in laboratory. — Stock Photo
    Chemist hand setting up bottle in vacuum pump in laboratory.
    Male worker examining glass product in glass factory — Stock Photo
    Male worker examining glass product in glass factory
    Female worker working in glass factory — Stock Photo
    Female worker working in glass factory
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Crop anonymous competent researcher in white robe latex gloves and face mask working in modern laboratory and standing near table with assorted glassware including graduated cylinders syringes and test tubes — Stock Photo
    Crop anonymous competent researcher in white robe latex gloves and face mask working in modern laboratory and standing near table with assorted glassware including graduated cylinders syringes and test tubes
    Hands of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Hands of scientist in laboratory mixing samples of soil with reagent.
    Side view of female scientist doing experiment in lab — Stock Photo
    Side view of female scientist doing experiment in lab
    Scientist checking a solution in test tube in lab — Stock Photo
    Scientist checking a solution in test tube in lab
    Close-up of red glass microtiter plate. — Stock Photo
    Close-up of red glass microtiter plate.
    Close-up of empty and sterile phials in red plastic box. — Stock Photo
    Close-up of empty and sterile phials in red plastic box.
    Chemistry apparatus glassware on table in laboratory. — Stock Photo
    Chemistry apparatus glassware on table in laboratory.
    Petri dishes stacked on blue background. — Stock Photo
    Petri dishes stacked on blue background.
    Person holding a petri dish, studio shot. — Stock Photo
    Person holding a petri dish, studio shot.