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    Senior woman preparing DNA test kit. — Stock Photo
    Senior woman preparing DNA test kit.
    Technician pipetting samples into cartridges for solid phase extraction. — Stock Photo
    Technician pipetting samples into cartridges for solid phase extraction.
    Laboratory worker pipetting liquid into microcentrifuge tube. — Stock Photo
    Laboratory worker pipetting liquid into microcentrifuge tube.
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    Water department technician coiling hose used to flush hydrant — Stock Photo
    Water department technician coiling hose used to flush hydrant
    Close-up of hands of mature woman testing blood glucose with finger prick test. — Stock Photo
    Close-up of hands of mature woman testing blood glucose with finger prick test.
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing. — Stock Photo
    Close-up of hands of scientist placing slide with human sample under light microscope for medical testing.
    Police evidence bag — Stock Photo
    Police evidence bag
    Scientist viewing results of genetic test on digital tablet. — Stock Photo
    Scientist viewing results of genetic test on digital tablet.
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test. — Stock Photo
    Patient having electrodes attached to legs by physician for electromyography nerve conduction test.
    Cropped image of Water department technician shutting fire hydrant to flush water pipes — Stock Photo
    Cropped image of Water department technician shutting fire hydrant to flush water pipes
    Peas in testing tubes — Stock Photo
    Peas in testing tubes
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Female scientist examining bacterial culture growing in petri dish. — Stock Photo
    Female scientist examining bacterial culture growing in petri dish.
    Close-up of tube and syringe in hematology laboratory with scientist in background. — Stock Photo
    Close-up of tube and syringe in hematology laboratory with scientist in background.
    Students programming and testing robotics in classroom — Stock Photo
    Students programming and testing robotics in classroom
    Water department engineer standing in chemical treatment room — Stock Photo
    Water department engineer standing in chemical treatment room
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    A pint glass of real ale with a head of foam sitting on the wooden bar at a microbrewery pub. — Stock Photo
    A pint glass of real ale with a head of foam sitting on the wooden bar at a microbrewery pub.
    Blood test kit and and analysis results — Stock Photo
    Blood test kit and and analysis results
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman — Stock Photo
    Optometrist adjusting the optometry equipment during study of the eyesight of a black woman
    Two women working with essential oils — Stock Photo
    Two women working with essential oils
    Nurse takes sample for covid-19 — Stock Photo
    Nurse takes sample for covid-19
    Scientist holding petri dish and swab. — Stock Photo
    Scientist holding petri dish and swab.
    Computer programmers testing virtual reality simulator glasses at computer in office — Stock Photo
    Computer programmers testing virtual reality simulator glasses at computer in office
    Girl having eye test in clinic with doctor. — Stock Photo
    Girl having eye test in clinic with doctor.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Senior woman doing a mailed DNA test at home. — Stock Photo
    Senior woman doing a mailed DNA test at home.
    Female scientist taking testing tube from tray for scientific research. — Stock Photo
    Female scientist taking testing tube from tray for scientific research.
    Female staff examining egg on digital egg monitor in egg factory — Stock Photo
    Female staff examining egg on digital egg monitor in egg factory
    Man testing temperature of beer in wort while making beer at home brewery — Stock Photo
    Man testing temperature of beer in wort while making beer at home brewery
    Close-up of teenage girl using microscope in lab — Stock Photo
    Close-up of teenage girl using microscope in lab
    Pipette and petri dishes for blood testing. — Stock Photo
    Pipette and petri dishes for blood testing.
    Female immunologist performing skin prick allergy testing on preschooler boy. — Stock Photo
    Female immunologist performing skin prick allergy testing on preschooler boy.
    Graduated pipette and test tubes — Stock Photo
    Graduated pipette and test tubes
    Ophthalmologist examining female patient with slit lamp in clinic. — Stock Photo
    Ophthalmologist examining female patient with slit lamp in clinic.
    Male worker using welding torch in glass factory — Stock Photo
    Male worker using welding torch in glass factory
    White beans in plastic cup for agriculture research, conceptual image. — Stock Photo
    White beans in plastic cup for agriculture research, conceptual image.
    Close-up of human blood and various medical samples in test tubes while screening in medical lab. — Stock Photo
    Close-up of human blood and various medical samples in test tubes while screening in medical lab.
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Female engineer in clean suit using equipment in fiber optics research and testing laboratory — Stock Photo
    Female engineer in clean suit using equipment in fiber optics research and testing laboratory
    DNA home test kit. — Stock Photo
    DNA home test kit.
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt. — Stock Photo
    Caucasian man wearing high visibility vest, working in a microbrewery, checking dark glass bottles of beer on a conveyor belt.
    Brown beans in plastic cup for agriculture research, conceptual image. — Stock Photo
    Brown beans in plastic cup for agriculture research, conceptual image.
    Wheat in petri dish, studio shot. — Stock Photo
    Wheat in petri dish, studio shot.
    Engineer with equipment inspecting solar panels at sunny power plant — Stock Photo
    Engineer with equipment inspecting solar panels at sunny power plant
    Optician using slit lamp for eye examination preteen girl. — Stock Photo
    Optician using slit lamp for eye examination preteen girl.
    Female doctor putting headphones on boy having hearing test. — Stock Photo
    Female doctor putting headphones on boy having hearing test.
    Genetic Test. Tube and swab for DNA collection from mouth. — Stock Photo
    Genetic Test. Tube and swab for DNA collection from mouth.
    Caucasian and African American men working in a microbrewery, wearing high visible vests, using a tablet and holding a bad — Stock Photo
    Caucasian and African American men working in a microbrewery, wearing high visible vests, using a tablet and holding a bad
    Mid section of man working at a microbrewery pub, serving a pint of beer, pouring beverage from a tap. — Stock Photo
    Mid section of man working at a microbrewery pub, serving a pint of beer, pouring beverage from a tap.
    Medical testing microscopes and equipment in laboratory. — Stock Photo
    Medical testing microscopes and equipment in laboratory.
    Lab technician holding tray of calibrated samples — Stock Photo
    Lab technician holding tray of calibrated samples
    Female staff using digital tablet while examining egg on digital egg monitor — Stock Photo
    Female staff using digital tablet while examining egg on digital egg monitor
    Concentrated casual mixed race kids relaxing on sand and sharing mobile phone at daytime — Stock Photo
    Concentrated casual mixed race kids relaxing on sand and sharing mobile phone at daytime
    Test tubes with urine samples for analysis on white background, studio shot. — Stock Photo
    Test tubes with urine samples for analysis on white background, studio shot.
    Platelets in blood vessel — Stock Photo
    Platelets in blood vessel
    Motor testing multimeter and mobile phone at floor in garage — Stock Photo
    Motor testing multimeter and mobile phone at floor in garage
    Hands of immunologist performing skin prick allergy testing on boy. — Stock Photo
    Hands of immunologist performing skin prick allergy testing on boy.
    Person hand holding DNA swab and test results for forensic evidence. — Stock Photo
    Person hand holding DNA swab and test results for forensic evidence.