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    Close-up of test tube in rack at blood bank — Stock Photo
    Close-up of test tube in rack at blood bank
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Tubes for biological test in rack on blue background. — Stock Photo
    Tubes for biological test in rack on blue background.
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background — Stock Photo
    Crop anonymous doctor in medical glove demonstrating syringe with blood on white background
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Chemist hand setting up bottle in vacuum pump in laboratory. — Stock Photo
    Chemist hand setting up bottle in vacuum pump in laboratory.
    Female scientists using microscopes in lab — Stock Photo
    Female scientists using microscopes in lab
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory — Stock Photo
    Crop anonymous biologist in glove putting dried marihuana flower buds on pan of moisture measuring device in laboratory
    Pipette dripping liquid into test tubes. — Stock Photo
    Pipette dripping liquid into test tubes.
    Laboratory technician checking invoices in blood bank — Stock Photo
    Laboratory technician checking invoices in blood bank
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Hands of scientist in laboratory mixing samples of soil with reagent. — Stock Photo
    Hands of scientist in laboratory mixing samples of soil with reagent.
    Scientists experimenting together in laboratory — Stock Photo
    Scientists experimenting together in laboratory
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory. — Stock Photo
    Bioarcheology female scientists analyzing human skull in ancient DNA laboratory.
    Doctor with test tubes in hospital — Stock Photo
    Doctor with test tubes in hospital
    Laboratory technicians analyzing blood sample in blood bank — Stock Photo
    Laboratory technicians analyzing blood sample in blood bank
    Rack of test tubes with blood samples on blue background. — Stock Photo
    Rack of test tubes with blood samples on blue background.
    Close-up of scientist hand holding PCR multiwell plate. — Stock Photo
    Close-up of scientist hand holding PCR multiwell plate.
    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.
    Centrifuging blood samples in barcoded test tubes, digital illustration. — Stock Photo
    Centrifuging blood samples in barcoded test tubes, digital illustration.
    Close-up of pipetting colorful liquids into test tubes. — Stock Photo
    Close-up of pipetting colorful liquids into test tubes.
    Scientist hand holding micro-centrifuge tube containing biological sample. — Stock Photo
    Scientist hand holding micro-centrifuge tube containing biological sample.
    Plant biotechnology and research — Stock Photo
    Plant biotechnology and research
    Male adult engineer in water treatment plant — Stock Photo
    Male adult engineer in water treatment plant
    Asian female doctor wearing face mask and taking swab test from female patient at home. healthcare and medical physiotherapy treatment. — Stock Photo
    Asian female doctor wearing face mask and taking swab test from female patient at home. healthcare and medical physiotherapy treatment.
    Teacher and students during chemistry lesson, wearing protective eyewear and looking at test tubes — Stock Photo
    Teacher and students during chemistry lesson, wearing protective eyewear and looking at test tubes
    Close-up of laboratory technician writing on test tube. — Stock Photo
    Close-up of laboratory technician writing on test tube.
    Male laboratory assistant holding test tube rack. — Stock Photo
    Male laboratory assistant holding test tube rack.
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory — Stock Photo
    Crop anonymous chemist pouring marijuana oil from pipette into sample tube during examination in laboratory
    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
    Female scientist holding micro tube with sample in ancient DNA laboratory. — Stock Photo
    Female scientist holding micro tube with sample in ancient DNA laboratory.
    Laboratory technician scanning bar code of test tube rack in blood bank — Stock Photo
    Laboratory technician scanning bar code of test tube rack in blood bank
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime — Stock Photo
    Row of transparent flasks with pink liquid reflected in glass table in biological laboratory on daytime
    Side view of female medical practitioner using computer during work in laboratory of modern hospital — Stock Photo
    Side view of female medical practitioner using computer during work in laboratory of modern hospital
    Doctors hands making a research in laboratory — Stock Photo
    Doctors hands making a research in laboratory
    Chemist in protective glasses holding sample in pharmaceutical laboratory. — Stock Photo
    Chemist in protective glasses holding sample in pharmaceutical laboratory.
    Closeup view of empty laboratory beakers in drawer — Stock Photo
    Closeup view of empty laboratory beakers in drawer
    Scientist holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    University student doing experiment on microscope in laboratory at college — Stock Photo
    University student doing experiment on microscope in laboratory at college
    Close-up of pipetting sample into multiwell plate for analysis in laboratory. — Stock Photo
    Close-up of pipetting sample into multiwell plate for analysis in laboratory.
    Centrifuging blood samples with barcodes, digital illustration. — Stock Photo
    Centrifuging blood samples with barcodes, digital illustration.
    Scientist holding test tubes with liquids in hand — Stock Photo
    Scientist holding test tubes with liquids in hand
    Various sprouted seeds in Petri dishes. — Stock Photo
    Various sprouted seeds in Petri dishes.
    Cropped image scientist adding liquid in flask — Stock Photo
    Cropped image scientist adding liquid in flask
    Scientist viewing results of genetic test on digital tablet. — Stock Photo
    Scientist viewing results of genetic test on digital tablet.
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Scientist person providing chemistry experiment with flasks in laboratory. — Stock Photo
    Scientist person providing chemistry experiment with flasks in laboratory.
    Open laptop and scientific samples on table — Stock Photo
    Open laptop and scientific samples on table
    From above glass vials with pink liquid and empty tube on table by laptop with black screen in lab — Stock Photo
    From above glass vials with pink liquid and empty tube on table by laptop with black screen in lab
    Fluid pouring into laboratory glassware. — Stock Photo
    Fluid pouring into laboratory glassware.
    Researcher in white costume holding bottle in science lab. — Stock Photo
    Researcher in white costume holding bottle in science lab.
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Scientist viewing results of genetic test on digital tablet. — Stock Photo
    Scientist viewing results of genetic test on digital tablet.
    Close-up of pipette pipetting into test tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into test tubes in pathogenic laboratory.
    Close-up of pipette pipetting into test tubes in pathogenic laboratory. — Stock Photo
    Close-up of pipette pipetting into test tubes in pathogenic laboratory.
    Close-up of scientist pipetting liquid into multiwell tray. — Stock Photo
    Close-up of scientist pipetting liquid into multiwell tray.
    Scientist preparing samples in microcentrifuge tubes for chemical analysis. — Stock Photo
    Scientist preparing samples in microcentrifuge tubes for chemical analysis.
    Close-up of green chemical sample in glass phial. — Stock Photo
    Close-up of green chemical sample in glass phial.
    Scientific laboratory researcher using test tube while experiment. — Stock Photo
    Scientific laboratory researcher using test tube while experiment.