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    Close-up of person holding petri dish for biological research. — Stock Photo
    Close-up of person holding petri dish for biological research.
    Scientist viewing plant leaf in petri dish under inverted microscope in laboratory. — Stock Photo
    Scientist viewing plant leaf in petri dish under inverted microscope in laboratory.
    Total hip replacement — Stock Photo
    Total hip replacement
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab. — Stock Photo
    Scientist experimenting with cultures in petri dishes with biohazard warning in microbiology lab.
    Stacked petri dishes with with biohazard warning. — Stock Photo
    Stacked petri dishes with with biohazard warning.
    Cervical screening test equipment on white background. — Stock Photo
    Cervical screening test equipment on white background.
    Boy student examining DNA model in laboratory classroom — Stock Photo
    Boy student examining DNA model in laboratory classroom
    Glass phials in laboratory rack, close-up. — Stock Photo
    Glass phials in laboratory rack, close-up.
    Hands of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hands of scientist researching sample on microscope slide under light microscope.
    Side view of worker using welding torch in glass factory — Stock Photo
    Side view of worker using welding torch in glass factory
    Male scientist doing medical testing of sample under microscope. — Stock Photo
    Male scientist doing medical testing of sample under microscope.
    Water treatment plant ultraviolet ionization treatment room — Stock Photo
    Water treatment plant ultraviolet ionization treatment room
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Athlete with sensors in biomechanics lab — Stock Photo
    Athlete with sensors in biomechanics lab
    Lab technician adding liquid to graduated cylinder — Stock Photo
    Lab technician adding liquid to graduated cylinder
    Girl student holding molecular structure at microscope in laboratory classroom — Stock Photo
    Girl student holding molecular structure at microscope in laboratory classroom
    Girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student using microscope, conducting scientific experiment in laboratory classroom
    Lab technician holding sample in flame — Stock Photo
    Lab technician holding sample in flame
    Female scientists in face masks and protective workwear in laboratory — Stock Photo
    Female scientists in face masks and protective workwear in laboratory
    Portrait of teenage girl holding tablet while sitting by machinery in lab — Stock Photo
    Portrait of teenage girl holding tablet while sitting by machinery in lab
    Female scientists in face masks working in laboratory — Stock Photo
    Female scientists in face masks working in laboratory
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory — Stock Photo
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory
    Microorganisms culture growing in petri dish, full frame. — Stock Photo
    Microorganisms culture growing in petri dish, full frame.
    Close up of worker using soldering iron in glass factory — Stock Photo
    Close up of worker using soldering iron in glass factory
    Full frame background of bottles with yellow caps and liquid medicine placed on conveyor in pharmaceutical manufacturing laboratory — Stock Photo
    Full frame background of bottles with yellow caps and liquid medicine placed on conveyor in pharmaceutical manufacturing laboratory
    Mid section of male worker working in glass factory — Stock Photo
    Mid section of male worker working in glass factory
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Scientist holding petri dish and swab. — Stock Photo
    Scientist holding petri dish and swab.
    Scientist closing lid of vial while laboratory testing. — Stock Photo
    Scientist closing lid of vial while laboratory testing.
    Close-up of lab equipment arranged in laboratory — Stock Photo
    Close-up of lab equipment arranged in laboratory
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Close-up of female doctor examining microscope in laboratory — Stock Photo
    Close-up of female doctor examining microscope in laboratory
    Curious students examining liquid in beaker, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious students examining liquid in beaker, conducting scientific experiment in laboratory classroom
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Female scientist taking sample from culture in Petri dish. — Stock Photo
    Female scientist taking sample from culture in Petri dish.
    Close-up of petri dishes and dropping pipette for genetic research. — Stock Photo
    Close-up of petri dishes and dropping pipette for genetic research.
    Scientist looking at test tubes in lab — Stock Photo
    Scientist looking at test tubes in lab
    Scientific laboratory researcher making chemical experiment. — Stock Photo
    Scientific laboratory researcher making chemical experiment.
    Close-up of pipetting samples into microcentrifuge tubes. — Stock Photo
    Close-up of pipetting samples into microcentrifuge tubes.
    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
    Female college student looking at chemicals in beaker on table — Stock Photo
    Female college student looking at chemicals in beaker on table
    Scientist in rubber gloves using equipment in laboratory — Stock Photo
    Scientist in rubber gloves using equipment in laboratory
    Close-up of centrifuge with sample in tube in hands of scientists. — Stock Photo
    Close-up of centrifuge with sample in tube in hands of scientists.
    Researcher placing petri dish with cell culture under microscope. — Stock Photo
    Researcher placing petri dish with cell culture under microscope.
    Attentive male scientist experimenting in laboratory — Stock Photo
    Attentive male scientist experimenting in laboratory
    Lab technician opening sterilization tank — Stock Photo
    Lab technician opening sterilization tank
    Empty and sterile phials in red plastic box. — Stock Photo
    Empty and sterile phials in red plastic box.
    Hand of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hand of scientist researching sample on microscope slide under light microscope.
    Students conducting scientific experiment in laboratory classroom — Stock Photo
    Students conducting scientific experiment in laboratory classroom
    Close up of metallic machinery in lab — Stock Photo
    Close up of metallic machinery in lab
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Solid phase extraction columns being placed on stand by technician. — Stock Photo
    Solid phase extraction columns being placed on stand by technician.
    Laboratory sample tubes in rack. — Stock Photo
    Laboratory sample tubes in rack.
    Close-up of rack of cell cultures in bottles in laboratory. — Stock Photo
    Close-up of rack of cell cultures in bottles in laboratory.
    Three test tubes with various liquids in tube rack. — Stock Photo
    Three test tubes with various liquids in tube rack.
    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.
    Focused boy student using microscope in classroom — Stock Photo
    Focused boy student using microscope in classroom
    Female scientist researching sample in petri dish under light microscope. — Stock Photo
    Female scientist researching sample in petri dish under light microscope.
    Close-up of glass syringe with stand arranged on table in laboratory — Stock Photo
    Close-up of glass syringe with stand arranged on table in laboratory