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    Human hair, coloured scanning electron micrograph (SEM). Magnification: x550 when printed at 10 centimetres wide. — Stock Photo
    Human hair, coloured scanning electron micrograph (SEM). Magnification: x550 when printed at 10 centimetres wide.
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Coloured scanning electron micrograph (SEM) of a section through fractured skeletal muscle to show large muscle bundles, or fascicles (green), surrounded by perimysium connective tissue (pink). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through fractured skeletal muscle to show large muscle bundles, or fascicles (green), surrounded by perimysium connective tissue (pink).
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    Coloured scanning electron micrograph of macrophage white blood cell. — Stock Photo
    Coloured scanning electron micrograph of macrophage white blood cell.
    Embryonic stem cells — Stock Photo
    Embryonic stem cells
    Boy playing electronic drums — Stock Photo
    Boy playing electronic drums
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (pink) — Stock Photo
    Gall bladder. Coloured scanning electron micrograph (SEM) of the surface of a gall bladder. This mucosa lining is made up of cuboidal epithelial cells (pink)
    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
    Businesswoman with paperwork at laptop — Stock Photo
    Businesswoman with paperwork at laptop
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Woman drinking coffee using digital tablet at balcony railing — Stock Photo
    Woman drinking coffee using digital tablet at balcony railing
    Hands on a modern laptop keyboard, top view in bright red and blue neon background — Stock Photo
    Hands on a modern laptop keyboard, top view in bright red and blue neon background
    Neurone embedded in grey matter — Stock Photo
    Neurone embedded in grey matter
    Portrait smiling man with curly black hair using digital tablet in cafe — Stock Photo
    Portrait smiling man with curly black hair using digital tablet in cafe
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Human hair Caucasian brunette, coloured scanning electron micrograph. — Stock Photo
    Human hair Caucasian brunette, coloured scanning electron micrograph.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Pubic louse, SEM — Stock Photo
    Pubic louse, SEM
    Cropped image of Woman making payment through smart watch in garden centre — Stock Photo
    Cropped image of Woman making payment through smart watch in garden centre
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze. — Stock Photo
    Coloured scanning electron micrograph of activated platelets attached to surgical gauze.
    Desk with various equipment in an electronics repair centre — Stock Photo
    Desk with various equipment in an electronics repair centre
    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Senior woman with headphones and wine using digital tablet on lounge chair in sunny backyard — Stock Photo
    Senior woman with headphones and wine using digital tablet on lounge chair in sunny backyard
    Father and son using digital tablet — Stock Photo
    Father and son using digital tablet
    Woman practicing yoga with laptop computer at her home — Stock Photo
    Woman practicing yoga with laptop computer at her home
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Man using digital tablet and cell phone in cafe — Stock Photo
    Man using digital tablet and cell phone in cafe
    Electronic repairing equipment in service centre — Stock Photo
    Electronic repairing equipment in service centre
    Smiling mature couple sharing digital tablet at breakfast table — Stock Photo
    Smiling mature couple sharing digital tablet at breakfast table
    Little boy waking up in the morning playing his tablet — Stock Photo
    Little boy waking up in the morning playing his tablet
    Coloured scanning electron micrograph of breast cancer cells. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cells.
    Mother and daughters using digital tablet in airport departure area — Stock Photo
    Mother and daughters using digital tablet in airport departure area
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Teenage girl with digital tablet doing homework at sunny desk — Stock Photo
    Teenage girl with digital tablet doing homework at sunny desk
    Rapeseed pollen grain — Stock Photo
    Rapeseed pollen grain
    Man using a laptop with his friends using electronic gadgets in background — Stock Photo
    Man using a laptop with his friends using electronic gadgets in background
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    Men using digital tablet and drinking coffee at restaurant table — Stock Photo
    Men using digital tablet and drinking coffee at restaurant table
    Blood clotting in an ovarian follicle — Stock Photo
    Blood clotting in an ovarian follicle
    Business people smiling in office — Stock Photo
    Business people smiling in office
    Bacteria forming Dental plaque — Stock Photo
    Bacteria forming Dental plaque
    People reading magazine and using digital tablet in cafe — Stock Photo
    People reading magazine and using digital tablet in cafe
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM). — Stock Photo
    Water flea (Polyphemus pediculus), coloured scanning electron micrograph (SEM).
    Man drinking coffee and using digital tablet on sunny lakeside dock — Stock Photo
    Man drinking coffee and using digital tablet on sunny lakeside dock
    Man using digital tablet on bed — Stock Photo
    Man using digital tablet on bed
    Centric fossil diatom frustule — Stock Photo
    Centric fossil diatom frustule
    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
    Trachea lining. Coloured transmission electron micrograph (TEM) of a longitudinal section through the lining of the trachea (windpipe), which links the larynx (voicebox) to the lungs — Stock Photo
    Trachea lining. Coloured transmission electron micrograph (TEM) of a longitudinal section through the lining of the trachea (windpipe), which links the larynx (voicebox) to the lungs
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Desk and shelves with various equipment in an electronics repair centre — Stock Photo
    Desk and shelves with various equipment in an electronics repair centre
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Businessman using digital tablet in office — Stock Photo
    Businessman using digital tablet in office