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    Buccal swabs for obtaining deoxyribonucleic acid samples. — Stock Photo
    Buccal swabs for obtaining deoxyribonucleic acid samples.
    Female scientists in protective workwear examining specimen — Stock Photo
    Female scientists in protective workwear examining specimen
    Female scientists with specimen cooler in laboratory — Stock Photo
    Female scientists with specimen cooler in laboratory
    Black sesame seeds for cooking on a wooden background. top view. flat lay — Stock Photo
    Black sesame seeds for cooking on a wooden background. top view. flat lay
    Crop hands providing autopsies of fetus with lancet. — Stock Photo
    Crop hands providing autopsies of fetus with lancet.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium. — Stock Photo
    Close-up of hand of cell biologist holding flask of stem cells cultivated in red growth medium.
    Medical UK NHS worker performing drive-thru COVID-19 test,taking nasal — Stock Photo
    Medical UK NHS worker performing drive-thru COVID-19 test,taking nasal
    Scientists with digital tablet and specimen tray in laboratory — Stock Photo
    Scientists with digital tablet and specimen tray in laboratory
    Red mineral crystals on gray background. — Stock Photo
    Red mineral crystals on gray background.
    Close up scientist in rubber gloves holding specimen tray — Stock Photo
    Close up scientist in rubber gloves holding specimen tray
    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.
    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 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.
    Scientist viewing sample on glass slide under light microscope. — Stock Photo
    Scientist viewing sample on glass slide under light microscope.
    Female scientists with specimen tray in laboratory — Stock Photo
    Female scientists with specimen tray in laboratory
    Buccal swabs for obtaining deoxyribonucleic acid samples. — Stock Photo
    Buccal swabs for obtaining deoxyribonucleic acid samples.
    Close-up of blood sample in tube and syringe. — Stock Photo
    Close-up of blood sample in tube and syringe.
    Girl holding a glass jar with a butterfly — Stock Photo
    Girl holding a glass jar with a butterfly
    Physician wearing personal protective equipment performing a Coronavir — Stock Photo
    Physician wearing personal protective equipment performing a Coronavir
    Technician holding urine sample for testing in laboratory. — Stock Photo
    Technician holding urine sample for testing in laboratory.
    Student and teacher examining insects in jar outdoors — Stock Photo
    Student and teacher examining insects in jar outdoors