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    Close-up of pipetting liquid into Eppendorf tubes. — Stock Photo
    Close-up of pipetting liquid into Eppendorf tubes.
    Female teacher and students examining DNA model in classroom — Stock Photo
    Female teacher and students examining DNA model in classroom
    Female students researching sample in laboratory. — Stock Photo
    Female students researching sample in laboratory.
    Lab technician adding liquid from graduated cylinder to beaker — Stock Photo
    Lab technician adding liquid from graduated cylinder to beaker
    View of stethoscope on table in laboratory — Stock Photo
    View of stethoscope on table in laboratory
    Blood samples ready for analysis — Stock Photo
    Blood samples ready for analysis
    Laboratory glassware with red liquid. — Stock Photo
    Laboratory glassware with red liquid.
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Portrait confident, serious male science teacher standing behind molecular structure in classroom — Stock Photo
    Portrait confident, serious male science teacher standing behind molecular structure in classroom
    Girl students conducting scientific experiment in chemistry laboratory classroom — Stock Photo
    Girl students conducting scientific experiment in chemistry laboratory classroom
    Laboratory technician with micro pipette sampling into test tube. — Stock Photo
    Laboratory technician with micro pipette sampling into test tube.
    Focused boy student reading textbook at microscope in laboratory classroom — Stock Photo
    Focused boy student reading textbook at microscope in laboratory classroom
    Male teacher helping girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher helping girl student using microscope, conducting scientific experiment in laboratory classroom
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Close-up of pipetting liquid into Eppendorf tubes. — Stock Photo
    Close-up of pipetting liquid into Eppendorf tubes.
    Empty laboratory glassware on table. — Stock Photo
    Empty laboratory glassware on table.
    Close-up of scientist hand pouring reagent into flask for chemical research. — Stock Photo
    Close-up of scientist hand pouring reagent into flask for chemical research.
    Student with Spinal Meningitis in wheelchair studying acceleration on a frictionless table in laboratory — Stock Photo
    Student with Spinal Meningitis in wheelchair studying acceleration on a frictionless table in laboratory
    Close-up view of laboratory glassware. — Stock Photo
    Close-up view of laboratory glassware.
    Close-up view of laboratory glassware. — Stock Photo
    Close-up view of laboratory glassware.
    Girl students conducting scientific experiment behind test tubes and bottles in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment behind test tubes and bottles in laboratory classroom
    Blood samples in test tubes — Stock Photo
    Blood samples in test tubes
    Girl students examining liquid in beaker, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students examining liquid in beaker, conducting scientific experiment 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
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory — Stock Photo
    Surprised students conducting scientific experiment, watching chemical reaction in classroom laboratory
    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
    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.
    Laughing girl student at microscope in laboratory classroom — Stock Photo
    Laughing girl student at microscope in laboratory classroom
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Lab technician igniting Bunsen burner — Stock Photo
    Lab technician igniting Bunsen burner
    Hands of scientist holding petri dish with liquid sample. — Stock Photo
    Hands of scientist holding petri dish with liquid sample.
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom — Stock Photo
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom
    Doctor with medicine and pipette — Stock Photo
    Doctor with medicine and pipette
    Group of laboratory test tubes with colored liquids. — Stock Photo
    Group of laboratory test tubes with colored liquids.
    Science teacher assembling molecule model in laboratory classroom — Stock Photo
    Science teacher assembling molecule model in laboratory classroom
    Lab chemist collecting a small amount of liquid with a dropper — Stock Photo
    Lab chemist collecting a small amount of liquid with a dropper
    Male teacher and students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Scientist working in laboratory and placing microscope slide on stage. — Stock Photo
    Scientist working in laboratory and placing microscope slide on stage.
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Surprised, curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Doctor with test tubes in hospital — Stock Photo
    Doctor with test tubes in hospital
    Laboratory female technician with scientific micropipette. — Stock Photo
    Laboratory female technician with scientific micropipette.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    Students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Sample tube with blue liquid in pink rack. — Stock Photo
    Sample tube with blue liquid in pink rack.
    Female chemist setting up vacuum pump in laboratory, close-up — Stock Photo
    Female chemist setting up vacuum pump in laboratory, close-up
    Lab technician picking up samples — Stock Photo
    Lab technician picking up samples
    Close-up of syringe full of blood in hands of male doctor. — Stock Photo
    Close-up of syringe full of blood in hands of male doctor.
    Crop male placing vial with chemical sample into electronic medical device for conducting research in laboratory — Stock Photo
    Crop male placing vial with chemical sample into electronic medical device for conducting research in laboratory
    Close-up of scientist pipetting liquid into multiwell tray. — Stock Photo
    Close-up of scientist pipetting liquid into multiwell tray.
    Schoolboy putting leaves on microscope slide in school laboratory. — Stock Photo
    Schoolboy putting leaves on microscope slide in school laboratory.
    Female radiologist examining equipment. — Stock Photo
    Female radiologist examining equipment.
    Archaeologists analyzing ancient fishing weight artifacts. — Stock Photo
    Archaeologists analyzing ancient fishing weight artifacts.
    Life science technician using micropipette in laboratory. — Stock Photo
    Life science technician using micropipette in laboratory.
    Technicians working in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working in sealed and sterile biomedical laboratory.
    Liquid samples in quartz cuvettes containers. — Stock Photo
    Liquid samples in quartz cuvettes containers.
    Male laboratory assistant wearing safety goggles. — Stock Photo
    Male laboratory assistant wearing safety goggles.
    Female teacher and curious girl students examining molecular structure in laboratory classroom — Stock Photo
    Female teacher and curious girl students examining molecular structure in laboratory classroom