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    Female biology student using light microscope in laboratory. — Stock Photo
    Female biology student using light microscope in laboratory.
    Close-up of rack of microcentrifuge tubes with closed lids. — Stock Photo
    Close-up of rack of microcentrifuge tubes with closed lids.
    Microbiological cultures growing in Petri dishes. — Stock Photo
    Microbiological cultures growing in Petri dishes.
    Two scientists providing research with scales in laboratory. — Stock Photo
    Two scientists providing research with scales in laboratory.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Agar plate and specimen brush on blue background. — Stock Photo
    Agar plate and specimen brush on blue background.
    Scientist putting on protective mask in laboratory. — Stock Photo
    Scientist putting on protective mask in laboratory.
    Portrait of scientist putting on protective mask — Stock Photo
    Portrait of scientist putting on protective mask
    Plant seedling in soil in Petri dish under light microscope. — Stock Photo
    Plant seedling in soil in Petri dish under light microscope.
    Scientist making experiment with steaming flasks — Stock Photo
    Scientist making experiment with steaming flasks
    Side view of scientist working in lab — Stock Photo
    Side view of scientist working in lab
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Inoculation loop sterilizing in Bunsen burner flame. — Stock Photo
    Inoculation loop sterilizing in Bunsen burner flame.
    Petri dishes with blood agar on blue background. — Stock Photo
    Petri dishes with blood agar on blue background.
    Microbiological culture growing in Petri dish. — Stock Photo
    Microbiological culture growing in Petri dish.
    Scientist arranging device on floor in laboratory. — Stock Photo
    Scientist arranging device on floor in laboratory.
    Plant seedling in soil in Petri dish and tweezers in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish and tweezers in laboratory.
    Researcher man putting on white costume before research in lab. — Stock Photo
    Researcher man putting on white costume before research in lab.
    Plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish in laboratory.
    Pattern of cultures growing in Petri dishes on plain background. — Stock Photo
    Pattern of cultures growing in Petri dishes on plain background.
    Stacks of Petri dishes with cultured agar on plain background. — Stock Photo
    Stacks of Petri dishes with cultured agar on plain background.
    Microbiological cultures growing in Petri dishes. — Stock Photo
    Microbiological cultures growing in Petri dishes.
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    Side view of two people scientists providing research in laboratory. — Stock Photo
    Side view of two people scientists providing research in laboratory.
    Microbiological culture growing in Petri dish. — Stock Photo
    Microbiological culture growing in Petri dish.
    Microbiological cultures growing in Petri dishes. — Stock Photo
    Microbiological cultures growing in Petri dishes.
    Stacked agar plates with microbiological cultures on plain background. — Stock Photo
    Stacked agar plates with microbiological cultures on plain background.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Rear view of scientist working with equipment at laboratory — Stock Photo
    Rear view of scientist working with equipment at laboratory
    Overhead view of pipettes in Pipetting plate in laboratory — Stock Photo
    Overhead view of pipettes in Pipetting plate in laboratory
    Scientist working looking at bottle in laboratory storage — Stock Photo
    Scientist working looking at bottle in laboratory storage
    Researcher in white costume holding bottle in science lab. — Stock Photo
    Researcher in white costume holding bottle in science lab.
    Crop hands in gloves holding wet specimen of unborn child — Stock Photo
    Crop hands in gloves holding wet specimen of unborn child
    Low angle view of scientist holding glass flask in laboratory. — Stock Photo
    Low angle view of scientist holding glass flask in laboratory.
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    Directly above view of scientist using pipette and scales — Stock Photo
    Directly above view of scientist using pipette and scales
    Crop scientist taking off work gloves — Stock Photo
    Crop scientist taking off work gloves
    Three microcentrifuge tubes with pink liquid in tube rack. — Stock Photo
    Three microcentrifuge tubes with pink liquid in tube rack.
    Microbiological culture growing in Petri dish. — Stock Photo
    Microbiological culture growing in Petri dish.
    Plant seedling in soil in Petri dish in laboratory. — Stock Photo
    Plant seedling in soil in Petri dish in laboratory.
    Crop medic's hands preparing fetus specimen with lancet. — Stock Photo
    Crop medic's hands preparing fetus specimen with lancet.
    White light passing through triangular prism and producing spectrum. — Stock Photo
    White light passing through triangular prism and producing spectrum.
    Stacked agar plates with microbiological cultures on plain background. — Stock Photo
    Stacked agar plates with microbiological cultures on plain background.
    Sample tubes in container with ice in laboratory. — Stock Photo
    Sample tubes in container with ice in laboratory.
    Rear view of scientist operating with display on wall — Stock Photo
    Rear view of scientist operating with display on wall
    Scientist putting on protective mask in laboratory — Stock Photo
    Scientist putting on protective mask in laboratory
    Close-up of scientist holding rack of microcentrifuge tubes with red liquid. — Stock Photo
    Close-up of scientist holding rack of microcentrifuge tubes with red liquid.
    Crop scientist adding liquid in flask — Stock Photo
    Crop scientist adding liquid in flask
    Detail of chemical glass apparatus, full frame. — Stock Photo
    Detail of chemical glass apparatus, full frame.
    Scientist using pipette and scales at laboratory — Stock Photo
    Scientist using pipette and scales at laboratory
    Detail of chemical glass apparatus, full frame. — Stock Photo
    Detail of chemical glass apparatus, full frame.
    Stack of Petri dishes with cultured agar on plain background. — Stock Photo
    Stack of Petri dishes with cultured agar on plain background.
    Scientist putting on gloves before work at laboratory — Stock Photo
    Scientist putting on gloves before work at laboratory
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Petri dish with blood agar on blue background. — Stock Photo
    Petri dish with blood agar on blue background.
    Samples in tubes stored in container with ice. — Stock Photo
    Samples in tubes stored in container with ice.
    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.
    Burning Bunsen burner on black background. — Stock Photo
    Burning Bunsen burner on black background.
    Scientist in white uniform putting on protective mask — Stock Photo
    Scientist in white uniform putting on protective mask