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    Boy student examining DNA model in laboratory classroom — Stock Photo
    Boy student examining DNA model in laboratory classroom
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Young students practicing chemistry experiment in lab — Stock Photo
    Young students practicing chemistry experiment in lab
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Scientist using a machine for experiment in lab — Stock Photo
    Scientist using a machine for experiment in lab
    Female teacher and girl students examining molecular structure in classroom — Stock Photo
    Female teacher and girl students examining molecular structure in classroom
    Medium tray with cells and DNA autoradiogram for scientific research. — Stock Photo
    Medium tray with cells and DNA autoradiogram for scientific research.
    Female researchers using micropipette in laboratory. — Stock Photo
    Female researchers using micropipette in laboratory.
    Illustration of HIV virus particles in human blood. — Stock Photo
    Illustration of HIV virus particles in human blood.
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Rear view of scientist working with equipment at laboratory — Stock Photo
    Rear view of scientist working with equipment at laboratory
    Scientists with specimen tray in laboratory — Stock Photo
    Scientists with specimen tray in laboratory
    Lab technician collecting data on sterilization — Stock Photo
    Lab technician collecting data on sterilization
    Researcher in white costume holding bottle in science lab. — Stock Photo
    Researcher in white costume holding bottle in science lab.
    Crop scientist putting on gloves at laboratory — Stock Photo
    Crop scientist putting on gloves at laboratory
    Scientist checking a solution in conical flask at lab — Stock Photo
    Scientist checking a solution in conical flask at lab
    Scientist in clean suit conducting scientific experiment in laboratory — Stock Photo
    Scientist in clean suit conducting scientific experiment in laboratory
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Green grass growing in plastic cups on laboratory table with microscope for agriculture research. — Stock Photo
    Green grass growing in plastic cups on laboratory table with microscope for agriculture research.
    Rear view of male scientist experimenting in laboratory — Stock Photo
    Rear view of male scientist experimenting in laboratory
    Rear view of scientist operating with display on wall — Stock Photo
    Rear view of scientist operating with display on wall
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory — Stock Photo
    Crop concentrated female scientist in white robe and gloves conducting chemical experiment with substance and syringe while working in modern laboratory
    Close-up of scientist hand holding PCR multiwell plate. — Stock Photo
    Close-up of scientist hand holding PCR multiwell plate.
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Portrait of scientist putting on protective mask — Stock Photo
    Portrait of scientist putting on protective mask
    Laboratory technician with micro pipette sampling into petri dish. — Stock Photo
    Laboratory technician with micro pipette sampling into petri dish.
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom — Stock Photo
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom
    Chemist child in plastic glasses with paint spots on face smelling liquid from bottle on beige background — Stock Photo
    Chemist child in plastic glasses with paint spots on face smelling liquid from bottle on beige background
    Scientist viewing bacteria cultures — Stock Photo
    Scientist viewing bacteria cultures
    Male college student conducting scientific experiment in science laboratory classroom — Stock Photo
    Male college student conducting scientific experiment in science laboratory classroom
    Scientist in protective wear pouring liquid in steaming flask — Stock Photo
    Scientist in protective wear pouring liquid in steaming flask
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Close up of scientific equipment in lab — Stock Photo
    Close up of scientific equipment in lab
    Female chemist using equipment in pharmaceutical laboratory. — Stock Photo
    Female chemist using equipment in pharmaceutical laboratory.
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Smiling female chemistry teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Smiling female chemistry teacher and students conducting scientific experiment in laboratory classroom
    Close-up of person holding petri dish for biological research. — Stock Photo
    Close-up of person holding petri dish for biological research.
    Hands of scientist using syringe and petri dish — Stock Photo
    Hands of scientist using syringe and petri dish
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Teenage female student using machinery in laboratory at college — Stock Photo
    Teenage female student using machinery in laboratory at college
    Green grass growing in plastic cups on laboratory table with microscope for agriculture research. — Stock Photo
    Green grass growing in plastic cups on laboratory table with microscope for agriculture research.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Pipette adding a solution to a sample — Stock Photo
    Pipette adding a solution to a sample
    Male teacher helping girl student at microscope in laboratory classroom — Stock Photo
    Male teacher helping girl student at microscope in laboratory classroom
    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
    Plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish in laboratory.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    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.
    Curious kids enjoying interactive foam exhibit in science center — Stock Photo
    Curious kids enjoying interactive foam exhibit in science center
    Scientist researching sample in petri dish under light microscope. — Stock Photo
    Scientist researching sample in petri dish under light microscope.
    Close-up of male scientist experimenting in laboratory — Stock Photo
    Close-up of male scientist experimenting in laboratory
    Female scientist in laboratory looking at glass flask with dissolved samples of soil. — Stock Photo
    Female scientist in laboratory looking at glass flask with dissolved samples of soil.
    Female scientist examining sample from culture in Petri dish. — Stock Photo
    Female scientist examining sample from culture in Petri dish.
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Teacher and students conducting scientific experiment — Stock Photo
    Teacher and students conducting scientific experiment
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom