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    Coffee beans in test tube on white background, studio shot. — Stock Photo
    Coffee beans in test tube on white background, studio shot.
    Scientist pipetting solution into the glass test tube at lab — Stock Photo
    Scientist pipetting solution into the glass test tube at lab
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic. — Stock Photo
    Close-up of stethoscope alongside blood sample in test tube, syringe and medical vial in a clinic.
    Close-up view of plant seedling in test tube. — Stock Photo
    Close-up view of plant seedling in test tube.
    Forensics expert collecting blood sample from crime scene. — Stock Photo
    Forensics expert collecting blood sample from crime scene.
    Male chemist in uniform and disposable mask looking forward at table with professional equipment and test tubes in laboratory — Stock Photo
    Male chemist in uniform and disposable mask looking forward at table with professional equipment and test tubes in laboratory
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory — Stock Photo
    Side view of content female veterinarian in uniform with test tube standing at table with microscope in laboratory
    Laboratory technician analyzing chemical solution in blood bank — Stock Photo
    Laboratory technician analyzing chemical solution in blood bank
    Lab chemist preparing automated water test — Stock Photo
    Lab chemist preparing automated water test
    Crop anonymous scientist in sterile gloves showing sample tube with cannabis extract for analysis in lab — Stock Photo
    Crop anonymous scientist in sterile gloves showing sample tube with cannabis extract for analysis in lab
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom — Stock Photo
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom
    Modern refrigerated centrifuge machine in blood bank — Stock Photo
    Modern refrigerated centrifuge machine in blood bank
    Teenage girl experimenting chemical solution in laboratory — Stock Photo
    Teenage girl experimenting chemical solution in laboratory
    Scientist holding petri dish and syringe. — Stock Photo
    Scientist holding petri dish and syringe.
    Side view of male scientist experimenting in laboratory — Stock Photo
    Side view of male scientist experimenting in laboratory
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    Crime scene markers and forensics expert collecting blood sample in background. — Stock Photo
    Crime scene markers and forensics expert collecting blood sample in background.
    Attentive university student doing a chemical experiment in laboratory — Stock Photo
    Attentive university student doing a chemical experiment in laboratory
    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
    Milk in test tube, studio shot. — Stock Photo
    Milk in test tube, studio shot.
    Close-up of scientist experimenting a test tube — Stock Photo
    Close-up of scientist experimenting a test tube
    Blood sample awaiting testing in laboratory, close-up with selective focus. — Stock Photo
    Blood sample awaiting testing in laboratory, close-up with selective focus.
    University student doing experiment on microscope in laboratory at college — Stock Photo
    University student doing experiment on microscope in laboratory at college
    From above of crop unrecognizable medic in uniform preparing patient with tourniquet for intravenous procedure in hospital — Stock Photo
    From above of crop unrecognizable medic in uniform preparing patient with tourniquet for intravenous procedure in hospital
    Girl student conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student conducting scientific experiment in laboratory classroom
    Different chemicals in lab — Stock Photo
    Different chemicals in lab
    Modern machine in blood bank — Stock Photo
    Modern machine in blood bank
    Close-up of beaker, test tube rack and clipboard on table — Stock Photo
    Close-up of beaker, test tube rack and clipboard on table
    Female scientist examining test tube in laboratory — Stock Photo
    Female scientist examining test tube in laboratory
    Laboratory technician using digital tablet in blood bank — Stock Photo
    Laboratory technician using digital tablet in blood bank
    Laboratory technician analyzing blood samples in blood bank — Stock Photo
    Laboratory technician analyzing blood samples in blood bank
    Close-up of female scientist using pipette in laboratory — Stock Photo
    Close-up of female scientist using pipette in laboratory
    Attentive female scientist using pipette in laboratory — Stock Photo
    Attentive female scientist using pipette in laboratory
    University student writing on clipboard while doing experiment in laboratory — Stock Photo
    University student writing on clipboard while doing experiment in laboratory
    Teenage boy experimenting chemical solution in laboratory — Stock Photo
    Teenage boy experimenting chemical solution in laboratory
    Mid section of laboratory technician analyzing chemical solution — Stock Photo
    Mid section of laboratory technician analyzing chemical solution
    Close-up of female scientists using pipette in laboratory — Stock Photo
    Close-up of female scientists using pipette in laboratory
    Schoolboy doing chemistry experiment in school laboratory. — Stock Photo
    Schoolboy doing chemistry experiment in school laboratory.
    Close-up view of plant seedling in test tube. — Stock Photo
    Close-up view of plant seedling in test tube.
    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
    Female scientist working with test tube — Stock Photo
    Female scientist working with test tube
    Single test tube with blood sample. — Stock Photo
    Single test tube with blood sample.
    Laboratory technician with micro pipette sampling into test tube. — Stock Photo
    Laboratory technician with micro pipette sampling into test tube.
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Female scientists working in laboratory. — Stock Photo
    Female scientists working in laboratory.
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic — Stock Photo
    Unrecognizable female medic in mask and gloves holding tube with blood sample in modern lab in clinic
    Raspberries in test tube, studio shot. — Stock Photo
    Raspberries in test tube, studio shot.
    Male science teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students conducting scientific experiment in laboratory classroom
    Side view of male scientist experimenting in laboratory — Stock Photo
    Side view of male scientist experimenting in laboratory
    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
    DNA test result on microcentrifuge tube with DNA sample in scientist hand. — Stock Photo
    DNA test result on microcentrifuge tube with DNA sample in scientist hand.
    Team of scientists experimenting together in laboratory — Stock Photo
    Team of scientists experimenting together in laboratory
    Sprouting peas in test tubes on white background. — Stock Photo
    Sprouting peas in test tubes on white background.
    Sliced tomato in test tube, studio shot. — Stock Photo
    Sliced tomato in test tube, studio shot.
    Scientist holding DNA sample in tube with autoradiograph on DNA gel. — Stock Photo
    Scientist holding DNA sample in tube with autoradiograph on DNA gel.
    Female researcher pipetting liquid in laboratory. — Stock Photo
    Female researcher pipetting liquid in laboratory.
    Group of laboratory test tubes. — Stock Photo
    Group of laboratory test tubes.
    PCR tubes with orange, green and purple samples on black background. — Stock Photo
    PCR tubes with orange, green and purple samples on black background.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.