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31 results

    Tests stock photos and royalty-free images

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    Doctor placing syringe back onto tray with drug vials — Stock Photo
    Doctor placing syringe back onto tray with drug vials
    Biology lab technicians looking at test samples — Stock Photo
    Biology lab technicians looking at test samples
    Health screening — Stock Photo
    Health screening
    Blood collection kit — Stock Photo
    Blood collection kit
    Biology laboratory female technicians looking at test samples — Stock Photo
    Biology laboratory female technicians looking at test samples
    Female scientist viewing various human samples for testing in laboratory — Stock Photo
    Female scientist viewing various human samples for testing in laboratory
    Photometric measuring of microtiter plate — Stock Photo
    Photometric measuring of microtiter plate
    Blood sample in kidney dish with urine sample on table. — Stock Photo
    Blood sample in kidney dish with urine sample on table.
    Blood samples — Stock Photo
    Blood samples
    Researcher taking blood sample — Stock Photo
    Researcher taking blood sample
    Medical samples — Stock Photo
    Medical samples
    Centrifuging blood samples, illustration. — Stock Photo
    Centrifuging blood samples, illustration.
    Various medical samples on microscope slides stacked in box — Stock Photo
    Various medical samples on microscope slides stacked in box
    Biology laboratory female technicians looking at test samples — Stock Photo
    Biology laboratory female technicians looking at test samples
    Medical samples — Stock Photo
    Medical samples
    Medical samples — Stock Photo
    Medical samples
    Petri dishes with bacteria — Stock Photo
    Petri dishes with bacteria
    Young asian college students throwing paper in the air — Stock Photo
    Young asian college students throwing paper in the air
    Blood samples — Stock Photo
    Blood samples
    Stacks of petri dishes in a laboratory — Stock Photo
    Stacks of petri dishes in a laboratory
    Ecologist Next To Motorway — Stock Photo
    Ecologist Next To Motorway
    Young asian college students throwing paper in the air — Stock Photo
    Young asian college students throwing paper in the air
    Young asian college students throwing paper in the air — Stock Photo
    Young asian college students throwing paper in the air
    Mother helping her son in studying for exams at home. — Stock Photo
    Mother helping her son in studying for exams at home.
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Young boy sitting in front of his computer and studying at home. — Stock Photo
    Young boy sitting in front of his computer and studying at home.
    Young asian college students throwing paper in the air — Stock Photo
    Young asian college students throwing paper in the air
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Young asian college students studying together — Stock Photo
    Young asian college students studying together
    Japanese Macaque Tests Water — Stock Photo
    Japanese Macaque Tests Water