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    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Shell of a radiolarian — Stock Photo
    Shell of a radiolarian
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system — Stock Photo
    Resting T lymphocytes. Coloured scanning electron micrograph (SEM) of resting T lymphocytes from a human blood sample. T lymphocytes, or T cells, are a type of white blood cell and components of the body's immune system
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Nasturtium leaf. Coloured scanning electron micrograph (SEM) of the underside of a nasturtium leaf (Tropaeolum sp.). Numerous hairs (trichomes) cover the surface — Stock Photo
    Nasturtium leaf. Coloured scanning electron micrograph (SEM) of the underside of a nasturtium leaf (Tropaeolum sp.). Numerous hairs (trichomes) cover the surface
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres. — Stock Photo
    Tendon, coloured scanning electron micrograph showing bundles of collagen fibres.
    Hyaline cartilage, a semi-rigid connective tissue — Stock Photo
    Hyaline cartilage, a semi-rigid connective tissue
    Zika virus particles — Stock Photo
    Zika virus particles
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM). of a pulmonary capillary containing two red blood cells (red) and three platelets (brown). A basement membrane (cyan) surround the endothelium separating it from the alveolar epithelium
    Activated platelets with canalicular system — Stock Photo
    Activated platelets with canalicular system
    Side view of sitting businessman using mobile phone in the modern office with coworkers discussing over digital tablet int he background — Stock Photo
    Side view of sitting businessman using mobile phone in the modern office with coworkers discussing over digital tablet int he background
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats
    Electron micrograph of dental plaque — Stock Photo
    Electron micrograph of dental plaque
    Woman smiling while using digital tablet at cafe table with coffee and sandwich. — Stock Photo
    Woman smiling while using digital tablet at cafe table with coffee and sandwich.
    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).
    Male electrician student practicing in workshop — Stock Photo
    Male electrician student practicing in workshop
    Leukaemia cells in a patient with Bloom's syndrome, coloured transmission electron micrograph (TEM). — Stock Photo
    Leukaemia cells in a patient with Bloom's syndrome, coloured transmission electron micrograph (TEM).
    Myelinated nerve fibres — Stock Photo
    Myelinated nerve fibres
    Blue colored dust mite, digital illustration. — Stock Photo
    Blue colored dust mite, digital illustration.
    Enterococcus coccoid bacteria, colored scanning electron micrograph. — Stock Photo
    Enterococcus coccoid bacteria, colored scanning electron micrograph.
    Clothes moth wing scales — Stock Photo
    Clothes moth wing scales
    Senior man using digital tablet relaxing on lounge chair in backyard — Stock Photo
    Senior man using digital tablet relaxing on lounge chair in backyard
    Dog hair, coloured scanning electron micrograph (SEM). — Stock Photo
    Dog hair, coloured scanning electron micrograph (SEM).
    Hands holding credit card and using laptop. Online shopping,Man paying with credit card on smart phone at home office — Stock Photo
    Hands holding credit card and using laptop. Online shopping,Man paying with credit card on smart phone at home office
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue. — Stock Photo
    Coloured scanning electron micrograph of osteocyte bone cell surrounded by bone tissue.
    Blood vessel in the lung — Stock Photo
    Blood vessel in the lung
    Side view of woman smoking electronic cigarette on beach in barcelona — Stock Photo
    Side view of woman smoking electronic cigarette on beach in barcelona
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Cat flea. Coloured scanning electron micrograph (SEM) of a cat flea (Ctenocephalides felis). Its body is laterally-flattened to allow it to move easily through the fur of its cat host — Stock Photo
    Cat flea. Coloured scanning electron micrograph (SEM) of a cat flea (Ctenocephalides felis). Its body is laterally-flattened to allow it to move easily through the fur of its cat host
    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.
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation. — Stock Photo
    Colored scanning electron micrograph of metal nanoparticles formed by laser ablation.
    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
    Pancreatic cancer cells — Stock Photo
    Pancreatic cancer cells
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse. — Stock Photo
    Colored scanning electron micrograph of Liposcelis divinatorius booklouse.
    Happy father and son using electronic gadgets in garden — Stock Photo
    Happy father and son using electronic gadgets in garden
    Cardiac muscle from a healthy heart — Stock Photo
    Cardiac muscle from a healthy heart
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Older man using digital tablet on sofa — Stock Photo
    Older man using digital tablet on sofa
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells — Stock Photo
    Red blood cells. Coloured scanning electron micrograph (SEM) of red blood cells (RBCs, erythrocytes). Red blood cells are biconcave, disc-shaped cells that transport oxygen from the lungs to body cells
    Human hair with dandruff, coloured scanning electron micrograph (SEM). — Stock Photo
    Human hair with dandruff, coloured scanning electron micrograph (SEM).
    Old electronics stacked for recycling. — Stock Photo
    Old electronics stacked for recycling.
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae. — Stock Photo
    Colored scanning electron micrograph of diatoms photosynthetic single-celled algae.
    Senior man with eyeglasses using digital tablet — Stock Photo
    Senior man with eyeglasses using digital tablet
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Escherichia coli bacteria on gecko tongue — Stock Photo
    Escherichia coli bacteria on gecko tongue
    Couple using digital tablet on blanket outdoors — Stock Photo
    Couple using digital tablet on blanket outdoors
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Interior of an electronic service centre — Stock Photo
    Interior of an electronic service centre
    Portrait confident young woman in wheelchair using laptop at dining table — Stock Photo
    Portrait confident young woman in wheelchair using laptop at dining table
    Young man using digital tablet while sitting in cafe with cup of coffee. — Stock Photo
    Young man using digital tablet while sitting in cafe with cup of coffee.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.