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    Male electrician students practicing in workshop — Stock Photo
    Male electrician students practicing in workshop
    Female Asian tiger mosquito, colored scanning electron micrograph. — Stock Photo
    Female Asian tiger mosquito, colored scanning electron micrograph.
    Coloured scanning electron micrograph of cancer cells migrating down pores. — Stock Photo
    Coloured scanning electron micrograph of cancer cells migrating down pores.
    Thoughtful mature woman using laptop at home — Stock Photo
    Thoughtful mature woman using laptop at home
    Illustration of abstract cancer cell with tentacles on plain background. — Stock Photo
    Illustration of abstract cancer cell with tentacles on plain background.
    Fungal cells with sporangia and spores — Stock Photo
    Fungal cells with sporangia and spores
    Business people using digital tablet in airport — Stock Photo
    Business people using digital tablet in airport
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Man laying in bed and using digital tablet — Stock Photo
    Man laying in bed and using digital tablet
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death. — Stock Photo
    Coloured scanning electron micrograph of 293T cell in early stage of programmed apoptosis cell death.
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a vein in the liver, which is filled with red blood cells (erythrocytes, red).
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres. — Stock Photo
    Fat (adipose) tissue, coloured scanning electron micrograph (SEM). The fat cells (adipocytes, round) are surrounded by collagen fibres.
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus — Stock Photo
    Osteoblasts. Colored transmission electron micrograph (TEM) of osteoblasts, bone-producing cells (purple and pink). They contain rough endoplasmic reticulum (RER), which produces, modifies and transports proteins, and nucleus
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Portrait of smiling man using digital tablet on patio — Stock Photo
    Portrait of smiling man using digital tablet on patio
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through a foetal olfactory (smelling) sense organ known as the vomeronasal organ (VNO), or Jacobson organ.
    Teenage girls using cell phones and digital tablet on bed — Stock Photo
    Teenage girls using cell phones and digital tablet on bed
    Laptop repairing machine in an electronic service centre — Stock Photo
    Laptop repairing machine in an electronic service centre
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Colored scanning electron micrograph of protective dendritic cell of immune system. — Stock Photo
    Colored scanning electron micrograph of protective dendritic cell of immune system.
    Woman practicing yoga with laptop computer at her home — Stock Photo
    Woman practicing yoga with laptop computer at her home
    Side view of happy black woman using smartphone — Stock Photo
    Side view of happy black woman using smartphone
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Young man looking at the camera with tablet in hands — Stock Photo
    Young man looking at the camera with tablet in hands
    Couple lying on bed and using electronic gadgets — Stock Photo
    Couple lying on bed and using electronic gadgets
    Elementary age boy lying on grass and playing handheld electronic game. — Stock Photo
    Elementary age boy lying on grass and playing handheld electronic game.
    Colored scanning electron micrograph of cancer cells from human colon. — Stock Photo
    Colored scanning electron micrograph of cancer cells from human colon.
    Seminiferous tubules and lending cells — Stock Photo
    Seminiferous tubules and lending cells
    Woman using digital tablet at table — Stock Photo
    Woman using digital tablet at table
    Portrait teenage girls gesturing peace sign — Stock Photo
    Portrait teenage girls gesturing peace sign
    Patient faciities in a modern hospital, beds and patient bays, electronic equipment and curtains — Stock Photo
    Patient faciities in a modern hospital, beds and patient bays, electronic equipment and curtains
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Girl watching on digital tablet — Stock Photo
    Girl watching on digital tablet
    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 — 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
    Caterpillar hairs. Coloured scanning electron micrograph (SEM) of hairs from the vapourer moth (Orgyia antiqua) caterpillar. — Stock Photo
    Caterpillar hairs. Coloured scanning electron micrograph (SEM) of hairs from the vapourer moth (Orgyia antiqua) caterpillar.
    Multi-generation men reading on bench — Stock Photo
    Multi-generation men reading on bench
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats — Stock Photo
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats
    Affectionate young couple using digital tablet in apartment kitchen — Stock Photo
    Affectionate young couple using digital tablet in apartment kitchen
    Portrait of smiling woman using digital tablet on porch — Stock Photo
    Portrait of smiling woman using digital tablet on porch
    Scientists looking at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientists looking at scanning electron micrographs of different nanofibre structures.
    Coloured scanning electron micrograph (SEM) of a freeze fracture of the vagina showing the stratified squamous epithelium and the underlying lamina propria — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze fracture of the vagina showing the stratified squamous epithelium and the underlying lamina propria
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Fungal cells revealing sporangium with spores — Stock Photo
    Fungal cells revealing sporangium with spores
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Focused young male designer assembling robotics in workshop — Stock Photo
    Focused young male designer assembling robotics in workshop
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph. — Stock Photo
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph.
    Desk with various equipment in an electronics repair centre — Stock Photo
    Desk with various equipment in an electronics repair centre
    Senior woman using digital tablet in garden — Stock Photo
    Senior woman using digital tablet in garden
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter — Stock Photo
    Fat cell. Coloured scanning electron micrograph (SEM) of part of a fat-storing cell (adipocytes). Fat cells are one of the largest cell types in the human body, each cell being 100 to 120 microns in diameter
    Plaque-forming bacteria — Stock Photo
    Plaque-forming bacteria
    Close-up of refrigerated centrifuge machine in blood bank — Stock Photo
    Close-up of refrigerated centrifuge machine in blood bank
    Woman laying on chaise lounge using digital tablet on sunny patio — Stock Photo
    Woman laying on chaise lounge using digital tablet on sunny patio
    Atomic structure, computer illustration — Stock Photo
    Atomic structure, computer illustration
    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