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    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    Girl holding a glass jar with a butterfly — Stock Photo
    Girl holding a glass jar with a butterfly
    Girl holding a glass jar with a butterfly — Stock Photo
    Girl holding a glass jar with a butterfly
    Empty stool sampling kit on laboratory table, close-up. — Stock Photo
    Empty stool sampling kit on laboratory table, close-up.
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Forensic scientist taking hair specimen for DNA testing from clothing from crime scene. — Stock Photo
    Forensic scientist taking hair specimen for DNA testing from clothing from crime scene.
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Crop hand in glove holding ahead of the dead fetus wet specimen. — Stock Photo
    Crop hand in glove holding ahead of the dead fetus wet specimen.
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus — Stock Photo
    Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Female scientist in face mask examining specimen in laboratory — Stock Photo
    Female scientist in face mask examining specimen in laboratory
    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.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    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.
    Close-up of blood sample in glass phial. — Stock Photo
    Close-up of blood sample in glass phial.
    Quartz crystals structure — Stock Photo
    Quartz crystals structure
    Scientist examining specimen under microscope during clinical trial in laboratory. — Stock Photo
    Scientist examining specimen under microscope during clinical trial in laboratory.
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Female scientist with specimen tray in laboratory — Stock Photo
    Female scientist with specimen tray in laboratory
    Children examining plants outdoors — Stock Photo
    Children examining plants outdoors
    Female cell biologist examining flask containing stem cells cultivated in red growth medium. — Stock Photo
    Female cell biologist examining flask containing stem cells cultivated in red growth medium.
    Scientist viewing sample on glass slide under light microscope. — Stock Photo
    Scientist viewing sample on glass slide under light microscope.
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    Buccal swabs for obtaining deoxyribonucleic acid samples. — Stock Photo
    Buccal swabs for obtaining deoxyribonucleic acid samples.
    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.
    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.
    Glass slide containing human sample under light microscope for medical testing. — Stock Photo
    Glass slide containing human sample under light microscope for medical testing.
    Red mineral crystals on gray background. — Stock Photo
    Red mineral crystals on gray background.
    Close-up of scientist watching leaf specimen in the greenhouse — Stock Photo
    Close-up of scientist watching leaf specimen in the greenhouse
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Female scientist in hijab and gloves examining specimen tray — Stock Photo
    Female scientist in hijab and gloves examining specimen tray
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Close-up of scientist holding specimen of leaf in greenhouse — Stock Photo
    Close-up of scientist holding specimen of leaf in greenhouse
    Areolar connective tissue, light micrograph. Haematoxylin and eosin stain. — Stock Photo
    Areolar connective tissue, light micrograph. Haematoxylin and eosin stain.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand. — Stock Photo
    Technician holding blood, urine and chemistry samples for clinical testing in gloved hand.
    Close up scientist holding specimen tray — Stock Photo
    Close up scientist holding specimen tray
    Crop medic's hands preparing fetus specimen with lancet. — Stock Photo
    Crop medic's hands preparing fetus specimen with lancet.
    Teacher and student examining plants outdoors — Stock Photo
    Teacher and student examining plants outdoors
    Fat cells and supportive connective tissue — Stock Photo
    Fat cells and supportive connective tissue
    Female researcher pipetting liquid in science laboratory. — Stock Photo
    Female researcher pipetting liquid in science laboratory.
    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.
    Red mineral crystals on gray background. — Stock Photo
    Red mineral crystals on gray background.
    Serrasalmus rhombeus is a common pirnha in the amazonas and orinoco basin, this specimen was particularly large. — Stock Photo
    Serrasalmus rhombeus is a common pirnha in the amazonas and orinoco basin, this specimen was particularly large.
    Blue mineral gemstone on mirror surface. — Stock Photo
    Blue mineral gemstone on mirror surface.
    Scientists preparing blood sample for analysis under light microscope. — Stock Photo
    Scientists preparing blood sample for analysis under light microscope.
    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.
    Technician hand holding blood sample ready for testing in laboratory. — Stock Photo
    Technician hand holding blood sample ready for testing in laboratory.
    Female scientists in face masks with specimen holder in laboratory — Stock Photo
    Female scientists in face masks with specimen holder in laboratory
    Close-up of scientist collecting specimen in greenhouse — Stock Photo
    Close-up of scientist collecting specimen in greenhouse
    Female scientist in hijab and face mask with specimen tray — Stock Photo
    Female scientist in hijab and face mask with specimen tray
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis. — Stock Photo
    Scientist pipetting sample into micro centrifuge tubes ready for automated analysis.
    Scientist selecting human blood sample in laboratory. — Stock Photo
    Scientist selecting human blood sample in laboratory.
    Crop hands providing autopsies of fetus with lancet. — Stock Photo
    Crop hands providing autopsies of fetus with lancet.
    Female scientists with specimen tray in laboratory — Stock Photo
    Female scientists with specimen tray in laboratory
    Student and teacher examining insects in jar outdoors — Stock Photo
    Student and teacher examining insects in jar outdoors
    Close-up of citrine crystals, full frame. — Stock Photo
    Close-up of citrine crystals, full frame.
    Scientist viewing medical sample on glass slide under microscope in laboratory. — Stock Photo
    Scientist viewing medical sample on glass slide under microscope in laboratory.