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    Fungal cells revealing sporangium with spores — Stock Photo
    Fungal cells revealing sporangium with spores
    Colored scanning electron micrograph of breast cancer cell. — Stock Photo
    Colored scanning electron micrograph of breast cancer cell.
    Side view of happy black woman using smartphone — Stock Photo
    Side view of happy black woman using smartphone
    Chinese couple buying television in electronics store — Stock Photo
    Chinese couple buying television in electronics store
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines — Stock Photo
    Acanthocystis. Coloured scanning electron micrograph (SEM) of a centrohelid heliozoan with tangential plate-scales and radial spines
    Varicella zoster virus particle — Stock Photo
    Varicella zoster virus particle
    Laboratory technician using electronic device in blood bank — Stock Photo
    Laboratory technician using electronic device in blood bank
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin. — Stock Photo
    Coloured scanning electron micrograph (SEM) Pet dander. dog hair, cat hair and dead skin.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans — Stock Photo
    Pancreatic islet cells. Colored transmission electron micrograph (TEM) of a section through pancreas tissue, showing cells known as Islets of Langerhans. These cells occur in distinct ovoid clusters numbering about 1 million in humans
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from Nymphaeaceae water lily flower.
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Happy young asian friends together working with laptop in bar — Stock Photo
    Happy young asian friends together working with laptop in bar
    Human red blood cells and platelets — Stock Photo
    Human red blood cells and platelets
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces.
    Casual businesswoman relaxing with headphones and digital tablet on bean bag chair — Stock Photo
    Casual businesswoman relaxing with headphones and digital tablet on bean bag chair
    Carcinoma cell, coloured transmission electron micrograph (TEM). — Stock Photo
    Carcinoma cell, coloured transmission electron micrograph (TEM).
    Blade of grass with a serrated edge — Stock Photo
    Blade of grass with a serrated edge
    Mobile phone circuit board, full frame. — Stock Photo
    Mobile phone circuit board, full frame.
    Woman reading digital tablet on beach mat — Stock Photo
    Woman reading digital tablet on beach mat
    Close-up of machine in blood bank — Stock Photo
    Close-up of machine in blood bank
    Smiling senior man using digital tablet on porch — Stock Photo
    Smiling senior man using digital tablet on porch
    Woman buying potted plant in garden centre — Stock Photo
    Woman buying potted plant in garden centre
    Portrait confident male electrician student — Stock Photo
    Portrait confident male electrician student
    Business people sharing digital tablet in meeting — Stock Photo
    Business people sharing digital tablet in meeting
    Colored scanning electron micrograph of osteosarcoma bone cancer cell. — Stock Photo
    Colored scanning electron micrograph of osteosarcoma bone cancer cell.
    Smiling businesswoman using digital tablet — Stock Photo
    Smiling businesswoman using digital tablet
    Scanning electron microscopy of DNA molecules and red and white blood cells. — Stock Photo
    Scanning electron microscopy of DNA molecules and red and white blood cells.
    Pensive woman using digital tablet at table at home — Stock Photo
    Pensive woman using digital tablet at table at home
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place. — Stock Photo
    False-colour scanning electron micrograph of a section of healthy lung tissue, showing the microscopic air sacs (alveoli) where gas exchange takes place.
    Boy playing next to mother working at laptop in kitchen — Stock Photo
    Boy playing next to mother working at laptop in kitchen
    Human cell infected with Simian Immunodeficiency Virus from sooty mangabey, colored scanning electron micrograph. — Stock Photo
    Human cell infected with Simian Immunodeficiency Virus from sooty mangabey, colored scanning electron micrograph.
    Human tooth fractured enamel, coloured scanning electron micrograph (SEM). — Stock Photo
    Human tooth fractured enamel, coloured scanning electron micrograph (SEM).
    Man using credit card and laptop computer shopping online at home — Stock Photo
    Man using credit card and laptop computer shopping online at home
    Colored scanning electron micrograph of microstructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of microstructures formed on nickel surface.
    Protozoan infection in human intestinal lumen — Stock Photo
    Protozoan infection in human intestinal lumen
    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (blue) are seen in the heads. Zebrafish eggs are transparent — Stock Photo
    Zebrafish young. Coloured scanning electron micrograph (SEM) of newly-hatched zebrafish (Danio rerio) young or fry. These fish are used to study embryonic development. The eyes (blue) are seen in the heads. Zebrafish eggs are transparent
    Businesswoman with digital tablet at office — Stock Photo
    Businesswoman with digital tablet at office
    Senior caucasian woman drinking cup of coffee — Stock Photo
    Senior caucasian woman drinking cup of coffee
    Businesswoman using digital tablet on sofa at home — Stock Photo
    Businesswoman using digital tablet on sofa at home
    Man using digital tablet on lounge chair at poolside — Stock Photo
    Man using digital tablet on lounge chair at poolside
    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
    Fungal cells revealing sporangium with spores — Stock Photo
    Fungal cells revealing sporangium with spores
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Portrait of smiling man using digital tablet on patio — Stock Photo
    Portrait of smiling man using digital tablet on patio
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide — Stock Photo
    Tendon, coloured scanning electron micrograph (SEM), showing bundles of collagen fibres. The parallel alignment of the fibres make tendons inelastic but flexible. Tendons attach muscle to bone. Magnification: x5000 when printed at 10 centimetres wide
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Scanning electron micrograph of bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of bacteria cultured from sample of human faeces.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Philippine friends women sharing the screen of an electronic tablet in Retiro Park Madrid next to the lake, Spain — Stock Photo
    Philippine friends women sharing the screen of an electronic tablet in Retiro Park Madrid next to the lake, Spain
    Prostate cancer cells, coloured scanning electron micrograph. — Stock Photo
    Prostate cancer cells, coloured scanning electron micrograph.
    Red blood cells aggregated — Stock Photo
    Red blood cells aggregated
    Interior of an empty domestic garage. — Stock Photo
    Interior of an empty domestic garage.
    Albumen crystals, coloured scanning electron micrograph (SEM). — Stock Photo
    Albumen crystals, coloured scanning electron micrograph (SEM).
    Plaque-forming bacteria, colored scanning electron micrograph. — Stock Photo
    Plaque-forming bacteria, colored scanning electron micrograph.
    Scanning electron micrograph of head of pork tapeworm intestinal parasite. — Stock Photo
    Scanning electron micrograph of head of pork tapeworm intestinal parasite.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.