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    Boy with butterfly specimens. — Stock Photo
    Boy with butterfly specimens.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Red mineral gemstone on mirror surface. — Stock Photo
    Red mineral gemstone on mirror surface.
    Children examining plants outdoors — Stock Photo
    Children examining plants outdoors
    Nurse tests a person for Covid-19. — Stock Photo
    Nurse tests a person for Covid-19.
    Female scientist in hijab and gloves examining specimen tray — Stock Photo
    Female scientist in hijab and gloves examining specimen tray
    Scientists with digital tablet and specimen tray in laboratory — Stock Photo
    Scientists with digital tablet and specimen tray in laboratory
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Crop hands providing autopsies of fetus with lancet. — Stock Photo
    Crop hands providing autopsies of fetus with lancet.
    Commercially Cultivated Plants — Stock Photo
    Commercially Cultivated Plants
    Close-up of scientist watching leaf specimen in the greenhouse — Stock Photo
    Close-up of scientist watching leaf specimen in the greenhouse
    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.
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    Blood sample and syringe on table. — Stock Photo
    Blood sample and syringe on table.
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    Red mineral crystals on gray background. — Stock Photo
    Red mineral crystals on gray background.
    Female scientist in hijab and face mask with specimen tray — Stock Photo
    Female scientist in hijab and face mask with specimen tray
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    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.
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration. — Stock Photo
    Composite image of bacterial and fungal cultures in Petri dish in scientist hand in front of microbial illustration.
    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.
    Scientist viewing sample on glass slide under light microscope. — Stock Photo
    Scientist viewing sample on glass slide under light microscope.
    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.