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    Roofer Construction worker install new roof. Roofing tools. Electric drill used on new roofs with Metal Sheet. — Stock Photo
    Roofer Construction worker install new roof. Roofing tools. Electric drill used on new roofs with Metal Sheet.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Female scientist pipetting sample into microcentrifuge tubes ready for automated analysis while biotechnology research. — Stock Photo
    Female scientist pipetting sample into microcentrifuge tubes ready for automated analysis while biotechnology research.
    Side view of cropped unrecognizable male medic using modern ultrasound equipment and examining heart of male patient in mask lying on medical table during diagnostic in hospital — Stock Photo
    Side view of cropped unrecognizable male medic using modern ultrasound equipment and examining heart of male patient in mask lying on medical table during diagnostic in hospital
    African American male doctor in medical glove demonstrating test tube with blood sample on white background — Stock Photo
    African American male doctor in medical glove demonstrating test tube with blood sample on white background
    Close-up of hands of microbiologist inoculating nutritive agar. — Stock Photo
    Close-up of hands of microbiologist inoculating nutritive agar.
    Micropipette pipetting blood sample into Petri dishes. — Stock Photo
    Micropipette pipetting blood sample into Petri dishes.
    Doctor viewing brain scans on computer screen. — Stock Photo
    Doctor viewing brain scans on computer screen.
    Quartz cuvettes containing red liquid. — Stock Photo
    Quartz cuvettes containing red liquid.
    Micropipette pipetting blood sample into Petri dish. — Stock Photo
    Micropipette pipetting blood sample into Petri dish.
    Side view of young concentrated male doctor in medical uniform and mask checking test results while sitting at table in hospital cabinet — Stock Photo
    Side view of young concentrated male doctor in medical uniform and mask checking test results while sitting at table in hospital cabinet
    Scientist viewing results of genetic test on digital tablet. — Stock Photo
    Scientist viewing results of genetic test on digital tablet.
    Female scientist working in laboratory with digital tablet. — Stock Photo
    Female scientist working in laboratory with digital tablet.
    Roofer Construction worker install new roof. Roofing tools. Electric drill used on new roofs with Metal Sheet. — Stock Photo
    Roofer Construction worker install new roof. Roofing tools. Electric drill used on new roofs with Metal Sheet.
    Bacterial colonies on agar plates — Stock Photo
    Bacterial colonies on agar plates
    Pipetting samples into microcentrifuge tubes — Stock Photo
    Pipetting samples into microcentrifuge tubes
    Side view focused male expert in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory — Stock Photo
    Side view focused male expert in lab coat gloves examining samples through powerful microscope lenses while working in modern equipped laboratory
    Female scientist using pipette for dropping liquid into eppendorf tubes. — Stock Photo
    Female scientist using pipette for dropping liquid into eppendorf tubes.
    Test tubes with urine samples for analysis, studio shot. — Stock Photo
    Test tubes with urine samples for analysis, studio shot.
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Female scientist holding medical samples in lab — Stock Photo
    Female scientist holding medical samples in lab
    Biological samples in Petri dishes and microscope on laboratory table. — Stock Photo
    Biological samples in Petri dishes and microscope on laboratory table.
    Forensic scientist examining paper evidence. — Stock Photo
    Forensic scientist examining paper evidence.
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Scientist analyzing a sample at lab — Stock Photo
    Scientist analyzing a sample at lab
    Concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day — Stock Photo
    Concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day
    Surgeons and nurses in uniform concentrating and operating patient using special equipment in operating room of contemporary hospital — Stock Photo
    Surgeons and nurses in uniform concentrating and operating patient using special equipment in operating room of contemporary hospital
    Male hands taking sample from agar plate for microbiology research. — Stock Photo
    Male hands taking sample from agar plate for microbiology research.
    Female researcher holding medium tray. — Stock Photo
    Female researcher holding medium tray.
    Closeup view of empty laboratory beakers — Stock Photo
    Closeup view of empty laboratory beakers
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Pattern of contemporary suspension bridge — Stock Photo
    Pattern of contemporary suspension bridge
    Businessman using smartphone — Stock Photo
    Businessman using smartphone
    Female laboratory technician using microscope in lab. — Stock Photo
    Female laboratory technician using microscope in lab.
    Female agronomist taking sample with soil probe sampler. — Stock Photo
    Female agronomist taking sample with soil probe sampler.
    Smiling businesswoman working on laptop while sitting at desk in modern office — Stock Photo
    Smiling businesswoman working on laptop while sitting at desk in modern office
    Female scientist holding micro tube with sample in ancient DNA laboratory for ancient DNA analysis. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory for ancient DNA analysis.
    Scientist checking a chemical solution in laboratory — Stock Photo
    Scientist checking a chemical solution in laboratory
    Hands of female microbiologist inoculating nutritive agar. — Stock Photo
    Hands of female microbiologist inoculating nutritive agar.
    Stem cell cultures on weighed in laboratory. — Stock Photo
    Stem cell cultures on weighed in laboratory.
    Forensic investigation of computer lap top — Stock Photo
    Forensic investigation of computer lap top
    Medical test machine with loaded test tubes — Stock Photo
    Medical test machine with loaded test tubes
    Young African American woman in smart casual clothes using tablet in modern office — Stock Photo
    Young African American woman in smart casual clothes using tablet in modern office
    Researcher using a light microscope for studying tube containing blood sample. — Stock Photo
    Researcher using a light microscope for studying tube containing blood sample.
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab — Stock Photo
    Contemporary professional microscope with powerful lenses placed on table in modern equipped lab
    Faceless crop broker using mobile phone while working with financial chart during trading — Stock Photo
    Faceless crop broker using mobile phone while working with financial chart during trading
    Concentrated male employee sitting at table with laptop and reading documents while working in spacious office with blurred colleagues — Stock Photo
    Concentrated male employee sitting at table with laptop and reading documents while working in spacious office with blurred colleagues
    Close-up of DNA autoradiogram with flasks in background. — Stock Photo
    Close-up of DNA autoradiogram with flasks in background.
    Female doctor attending a patient in her medical office — Stock Photo
    Female doctor attending a patient in her medical office
    Engineer installing new membranes in an O2 electrochemical sensor probe in a laboratory — Stock Photo
    Engineer installing new membranes in an O2 electrochemical sensor probe in a laboratory
    Rack of test tubes with blood samples in laboratory. — Stock Photo
    Rack of test tubes with blood samples 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.
    Focused adult businesswoman looking away while taking notes of plan on clipboard bending on wooden table in light office — Stock Photo
    Focused adult businesswoman looking away while taking notes of plan on clipboard bending on wooden table in light office
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory. — Stock Photo
    Close-up of multichannel pipette with green liquid on multiwell plate in laboratory.
    Woman giving presentation on projection screen — Stock Photo
    Woman giving presentation on projection screen
    Female scientist holding tray for stem cell research. — Stock Photo
    Female scientist holding tray for stem cell research.
    African American doctor in eyeglasses working with online patient on netbook while writing in patient file at table in hospital — Stock Photo
    African American doctor in eyeglasses working with online patient on netbook while writing in patient file at table in hospital
    Liquid sample in quartz cuvette container and beaker. — Stock Photo
    Liquid sample in quartz cuvette container and beaker.
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic — Stock Photo
    From above cropped unrecognizable doctor hand injecting ovum on Petri dish and examining cell through microscope in laboratory of modern fertility clinic
    Researcher handling stem cell cultures in laboratory during research. — Stock Photo
    Researcher handling stem cell cultures in laboratory during research.