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    Human skeleton with emphasis on thoracic region — Stock Photo
    Human skeleton with emphasis on thoracic region
    Digital illustration of parasitic Ancylostoma duodenale hookworms. — Stock Photo
    Digital illustration of parasitic Ancylostoma duodenale hookworms.
    Silk moth (Bombyx mori) head and antenna. — Stock Photo
    Silk moth (Bombyx mori) head and antenna.
    Scientific illustration of influenza virus particle. — Stock Photo
    Scientific illustration of influenza virus particle.
    Plastic test tubes in rack on white background. — Stock Photo
    Plastic test tubes in rack on white background.
    Pills in blisters on metal conveyor in pharmaceutical laboratory — Stock Photo
    Pills in blisters on metal conveyor in pharmaceutical laboratory
    Artery partially blocked by atheroma — Stock Photo
    Artery partially blocked by atheroma
    Mid section of scientist analyzing a sample at lab — Stock Photo
    Mid section of scientist analyzing a sample at lab
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology. — Stock Photo
    Colonies of Penicillium fungi grown on Sabouraud Dextrose Agar and digital illustration of fungal morphology.
    Satellite view of Saturn — Stock Photo
    Satellite view of Saturn
    Modern digital mammography unit at clinic — Stock Photo
    Modern digital mammography unit at clinic
    Healthy human teeth — Stock Photo
    Healthy human teeth
    Close-up of person hand holding pill in tweezers for pharmaceutical research. — Stock Photo
    Close-up of person hand holding pill in tweezers for pharmaceutical research.
    Female scientist researching sample in laboratory. — Stock Photo
    Female scientist researching sample in laboratory.
    Close-up of male scientist pipetting into test tubes. — Stock Photo
    Close-up of male scientist pipetting into test tubes.
    Conceptual digital illustration of human blastocyst on needle tip. — Stock Photo
    Conceptual digital illustration of human blastocyst on needle tip.
    Technicians working in sealed and sterile biomedical laboratory. — Stock Photo
    Technicians working in sealed and sterile biomedical laboratory.
    Female laboratory technician using microscope in lab. — Stock Photo
    Female laboratory technician using microscope in lab.
    Set of 46 human chromosomes on white background. — Stock Photo
    Set of 46 human chromosomes on white background.
    Clostridium botulinum bacteria — Stock Photo
    Clostridium botulinum bacteria
    Close-up of pipetting sample into plastic micro-centrifuge tube rack. — Stock Photo
    Close-up of pipetting sample into plastic micro-centrifuge tube rack.
    Teacher and students using pipette and beakers at interactive exhibit in science center — Stock Photo
    Teacher and students using pipette and beakers at interactive exhibit in science center
    Scientist removing medical samples from machine in lab — Stock Photo
    Scientist removing medical samples from machine in lab
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Lab technician adding liquid from graduated cylinder to beaker — Stock Photo
    Lab technician adding liquid from graduated cylinder to beaker
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease. — Stock Photo
    Digital illustration of Legionella pneumophila bacteria causing Legionnaires disease.
    Artwork of plasma cells — Stock Photo
    Artwork of plasma cells
    Acetic acid bacteria — Stock Photo
    Acetic acid bacteria
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Science professor helping college student conducting scientific experiment in science laboratory classroom — Stock Photo
    Science professor helping college student conducting scientific experiment in science laboratory classroom
    Pelvic girdle and sacrum — Stock Photo
    Pelvic girdle and sacrum
    Scientist holding object with tweezers — Stock Photo
    Scientist holding object with tweezers
    View of Fetus at 40 weeks — Stock Photo
    View of Fetus at 40 weeks
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    View of Fetus at 19 weeks — Stock Photo
    View of Fetus at 19 weeks
    Measles virus particle, computer illustration. — Stock Photo
    Measles virus particle, computer illustration.
    Human anatomical structure — Stock Photo
    Human anatomical structure
    Piece of cake and microscopic image of Salmonella bacteria, conceptual illustration. — Stock Photo
    Piece of cake and microscopic image of Salmonella bacteria, conceptual illustration.
    Hand holding a petri dish with green growth medium. — Stock Photo
    Hand holding a petri dish with green growth medium.
    Top view of microbes growing on agar plate. — Stock Photo
    Top view of microbes growing on agar plate.
    Closeup view of scientist analyzing bacterial colonies — Stock Photo
    Closeup view of scientist analyzing bacterial colonies
    Magnified digital illustration of basophil cell. — Stock Photo
    Magnified digital illustration of basophil cell.
    DNA molecule, abstract scientific illustration. — Stock Photo
    DNA molecule, abstract scientific illustration.
    Human brain anatomy — Stock Photo
    Human brain anatomy
    Human brain anatomy showing cortex — Stock Photo
    Human brain anatomy showing cortex
    Illustration of pink stem cells on blue background. — Stock Photo
    Illustration of pink stem cells on blue background.
    Female researcher with micro pipette sampling into test tube. — Stock Photo
    Female researcher with micro pipette sampling into test tube.
    Scientist hand carrying bacteria colonies growing in Petri dish. — Stock Photo
    Scientist hand carrying bacteria colonies growing in Petri dish.
    Skeletal and cardiovascular systems of adult — Stock Photo
    Skeletal and cardiovascular systems of adult
    Normal female pelvis — Stock Photo
    Normal female pelvis
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Petri dishes with blood agar stacked in microbiology lab. — Stock Photo
    Petri dishes with blood agar stacked in microbiology lab.
    Blood sucking common Bedbug — Stock Photo
    Blood sucking common Bedbug
    Sprouting beans in petri dishes on white background. — Stock Photo
    Sprouting beans in petri dishes on white background.
    Young male student using microscope in lab — Stock Photo
    Young male student using microscope in lab
    View of Fetus at 6 weeks — Stock Photo
    View of Fetus at 6 weeks
    Male hand opening agar plate for microbiology research. — Stock Photo
    Male hand opening agar plate for microbiology research.
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Campylobacter jejuni bacteria with flagella, digital artwork. — Stock Photo
    Campylobacter jejuni bacteria with flagella, digital artwork.
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell. — Stock Photo
    Conceptual 3d illustration of artificial insemination, in vitro fertilization of human egg cell.