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    Interior of an empty domestic garage. — Stock Photo
    Interior of an empty domestic garage.
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Fracture through the thyroid gland — Stock Photo
    Fracture through the thyroid gland
    Young adult asian man using digital tablet at home — Stock Photo
    Young adult asian man using digital tablet at home
    Portrait teenage girls gesturing peace sign — Stock Photo
    Portrait teenage girls gesturing peace sign
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan)
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells — Stock Photo
    Intestinal microvilli. Coloured transmission electron micrograph (TEM) of a section through microvilli from the small intestine. These tiny structures (cyan) form a dense brush-like covering on the absorptive surfaces of the cells
    Female Asian tiger mosquito, colored scanning electron micrograph. — Stock Photo
    Female Asian tiger mosquito, colored scanning electron micrograph.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Waiting area and reception desk at a modern hospital, with signs and electronic display — Stock Photo
    Waiting area and reception desk at a modern hospital, with signs and electronic display
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    Young man with eyeglasses and headphones using digital tablet at sidewalk cafe — Stock Photo
    Young man with eyeglasses and headphones using digital tablet at sidewalk cafe
    Woman using digital tablet on sofa and looking at camera — Stock Photo
    Woman using digital tablet on sofa and looking at camera
    Blue colored dust mite, digital illustration. — Stock Photo
    Blue colored dust mite, digital illustration.
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    Elementary age boy lying on grass and playing handheld electronic game. — Stock Photo
    Elementary age boy lying on grass and playing handheld electronic game.
    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Asbestos fiberschrysotile type.
    Golfer and caddy walking on golf course — Stock Photo
    Golfer and caddy walking on golf course
    Business people working in meeting — Stock Photo
    Business people working in meeting
    Mother explaining daughter about circuit board in office. — Stock Photo
    Mother explaining daughter about circuit board in office.
    Son helping senior father paying bills at laptop — Stock Photo
    Son helping senior father paying bills at laptop
    Teenage girl musicians recording music in sound booth — Stock Photo
    Teenage girl musicians recording music in sound booth
    Happy man using credit card and laptop computer shopping online at home — Stock Photo
    Happy man using credit card and laptop computer shopping online at home
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Businesswoman with paperwork at laptop — Stock Photo
    Businesswoman with paperwork at laptop
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a suture in a dog's skin wound.
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Circuit board production process in factory, close-up. — Stock Photo
    Circuit board production process in factory, close-up.
    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli. — Stock Photo
    Coloured scanning electron micrograph of cultured cancer cell from human cervix showing numerous microvilli.
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum — Stock Photo
    Weevil (Sitophilus sp.), coloured scanning electron micrograph (SEM). This weevil is a major agricultural pest. It primarily attacks stored grains and fruits, feeding on them with its often elongated snout, or rostrum
    Colored scanning electron micrograph of stem cell-derived motor neuron cell. — Stock Photo
    Colored scanning electron micrograph of stem cell-derived motor neuron cell.
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid — Stock Photo
    Stomach lining. Coloured scanning electron micrograph (SEM) of the glandular lining (mucosa) of the stomach. The gastric mucosa secretes the digestive enzymes and hydrochloric acid
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells. — Stock Photo
    Coloured scanning electron micrograph of dividing Schizosaccharomyces pombe yeast cells.
    Blood clot or thrombus — Stock Photo
    Blood clot or thrombus
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Senior caucasian woman drinking cup of coffee — Stock Photo
    Senior caucasian woman drinking cup of coffee
    Female engineer assembling circuit board with soldering iron — Stock Photo
    Female engineer assembling circuit board with soldering iron
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli. — Stock Photo
    Colored scanning electron micrograph of rod-shaped Gram-negative bacteria Escherichia coli.
    Sporangium fungal cell with spores — Stock Photo
    Sporangium fungal cell with spores
    Radiolarians amoeboid protozoa — Stock Photo
    Radiolarians amoeboid protozoa
    Surgeons operating a horse in operation theatre at hospital — Stock Photo
    Surgeons operating a horse in operation theatre at hospital
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Hoverfly head anatomy — Stock Photo
    Hoverfly head anatomy
    Smiling man drinking coffee and using digital tablet — Stock Photo
    Smiling man drinking coffee and using digital tablet
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Man working on desktop pc in an electronics repair centre — Stock Photo
    Man working on desktop pc in an electronics repair centre
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM). — Stock Photo
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM).
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue.
    Crop male hand with electronic book tablet — Stock Photo
    Crop male hand with electronic book tablet
    Woman drinking coffee and using digital tablet on balcony — Stock Photo
    Woman drinking coffee and using digital tablet on balcony
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink)
    Coloured scanning electron micrograph (SEM) view of the top surface of the organ of Corti in the cochlea of the inner ear. — Stock Photo
    Coloured scanning electron micrograph (SEM) view of the top surface of the organ of Corti in the cochlea of the inner ear.
    Coloured scanning electron micrograph of bacteria cultured from mobile phone surface. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from mobile phone surface.
    Illustration of abstract cancer cell with tentacles. — Stock Photo
    Illustration of abstract cancer cell with tentacles.