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    Close-up of Eppendorf tubes in rack. — Stock Photo
    Close-up of Eppendorf tubes in rack.
    Tubes for biological test in rack on blue background. — Stock Photo
    Tubes for biological test in rack on blue background.
    Portrait smiling college students in science lab coats — Stock Photo
    Portrait smiling college students in science lab coats
    Close-up of laboratory technician holding tube with blood sample in gloved hand. — Stock Photo
    Close-up of laboratory technician holding tube with blood sample in gloved hand.
    Scientist in protective wear pouring liquid in steaming flask — Stock Photo
    Scientist in protective wear pouring liquid in steaming flask
    Three test tubes with various liquids in tube rack. — Stock Photo
    Three test tubes with various liquids in tube rack.
    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.
    High angle view of scientific weight scale on table in lab — Stock Photo
    High angle view of scientific weight scale on table in lab
    Scientist pointing at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientist pointing at scanning electron micrographs of different nanofibre structures.
    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.
    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.
    Green seedlings in test tubes, close-up. — Stock Photo
    Green seedlings in test tubes, close-up.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Teenage female wearing safety glasses while practicing science experiment in lab — Stock Photo
    Teenage female wearing safety glasses while practicing science experiment in lab
    Portrait of teenage girl holding clipboard while standing in lab — Stock Photo
    Portrait of teenage girl holding clipboard while standing in lab
    Close-up of pipetting liquid into Eppendorf tubes. — Stock Photo
    Close-up of pipetting liquid into Eppendorf tubes.
    Close-up of chemistry apparatus glassware in laboratory. — Stock Photo
    Close-up of chemistry apparatus glassware in laboratory.
    Close-up of biologist pouring water into containers with soil samples. — Stock Photo
    Close-up of biologist pouring water into containers with soil samples.
    Pills in blisters on metal conveyor in pharmaceutical laboratory — Stock Photo
    Pills in blisters on metal conveyor in pharmaceutical laboratory
    Dried marijuana flower buds on table with analytical balance and moisture measuring device against protective glasses in lab — Stock Photo
    Dried marijuana flower buds on table with analytical balance and moisture measuring device against protective glasses in lab
    Researcher in white costume looking at camera and standing with arms crossed in laboratory. — Stock Photo
    Researcher in white costume looking at camera and standing with arms crossed in laboratory.
    Female scientist in hijab filling pipette tray at fume hood in laboratory — Stock Photo
    Female scientist in hijab filling pipette tray at fume hood in laboratory
    Teenage female student using machinery in laboratory at college — Stock Photo
    Teenage female student using machinery in laboratory at college
    Hand in latex glove holding peanut — Stock Photo
    Hand in latex glove holding peanut
    Teenage girl performing chemistry experiment in lab — Stock Photo
    Teenage girl performing chemistry experiment in lab
    Scientific or medical samples on glass table — Stock Photo
    Scientific or medical samples on glass table
    Researcher designing chemical formula with molecular model. — Stock Photo
    Researcher designing chemical formula with molecular model.
    Close-up of microbes and fungus growing on agar plate. — Stock Photo
    Close-up of microbes and fungus growing on agar plate.
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Close-up of bar-coded agar plates for biological research. — Stock Photo
    Close-up of bar-coded agar plates for biological research.
    From above of pile of capsule pills placed on metal tray of pharmaceutical machine at manufacturing factory — Stock Photo
    From above of pile of capsule pills placed on metal tray of pharmaceutical machine at manufacturing factory
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious, smiling students watching chemical reaction, conducting scientific experiment 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
    Close-up of scientist doing experiment in lab — Stock Photo
    Close-up of scientist doing experiment in lab
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Rear view of male scientist experimenting in laboratory — Stock Photo
    Rear view of male scientist experimenting in laboratory
    Science teacher and curious students with anatomical models — Stock Photo
    Science teacher and curious students with anatomical models
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Scientist using pipette while experiment — Stock Photo
    Scientist using pipette while experiment
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Still life of laboratory bench with microscope and various scientific equipment. — Stock Photo
    Still life of laboratory bench with microscope and various scientific equipment.
    Female researcher pipetting liquid into test tube. — Stock Photo
    Female researcher pipetting liquid into test tube.
    Inoculation loop sterilizing in Bunsen burner flame. — Stock Photo
    Inoculation loop sterilizing in Bunsen burner flame.
    Blood sample in test tube in hand of scientist. — Stock Photo
    Blood sample in test tube in hand of scientist.
    College students clapping for classmate in science laboratory classroom — Stock Photo
    College students clapping for classmate in science laboratory classroom
    Hand in latex glove holding ear of wheat — Stock Photo
    Hand in latex glove holding ear of wheat
    Technicians working in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working in sealed and sterile biomedical laboratory.
    Close-up of worker examining glass product in glass factory — Stock Photo
    Close-up of worker examining glass product in glass factory
    Teacher and students conducting scientific experiment — Stock Photo
    Teacher and students conducting scientific experiment
    Pipette resting in petri dish. — Stock Photo
    Pipette resting in petri dish.
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom 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.
    Side view of young female student using microscope in lab — Stock Photo
    Side view of young female student using microscope in lab
    Scientist walking along shelves with reagents and providing revision in lab — Stock Photo
    Scientist walking along shelves with reagents and providing revision in lab
    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.
    Science professor helping college student conducting scientific experiment in science laboratory classroom — Stock Photo
    Science professor helping college student conducting scientific experiment in science laboratory classroom
    Portrait smiling female college student taking notes in science laboratory classroom — Stock Photo
    Portrait smiling female college student taking notes in science laboratory classroom
    Male scientist adjusting pressure gauge of cylinder in laboratory — Stock Photo
    Male scientist adjusting pressure gauge of cylinder in laboratory
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime — Stock Photo
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime
    Group of laboratory test tubes with colored liquids. — Stock Photo
    Group of laboratory test tubes with colored liquids.