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    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake — Stock Photo
    Snake red blood cells. Coloured scanning electron micrograph (SEM) of whole and fractured red blood cells (erythrocytes, red) in a small blood vessel of a snake
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Lymphoma cancer cell — Stock Photo
    Lymphoma cancer cell
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Intestinal microvilli. Coloured scanning electron micrograph (SEM) of microvilli from the small intestine. These tiny structures form a dense brush-like covering on the absorptive surfaces of the cells lining the small intestine — Stock Photo
    Intestinal microvilli. Coloured scanning electron micrograph (SEM) of microvilli from the small intestine. These tiny structures form a dense brush-like covering on the absorptive surfaces of the cells lining the small intestine
    Male sex cell — Stock Photo
    Male sex cell
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen. — Stock Photo
    Composite image of nasal epithelium and pollen. Coloured Scanning Electron Micrograph (SEM) of the surface of nasal epithelium with inhaled in pollen.
    Coloured scanning electron micrograph of breast cancer cell. — Stock Photo
    Coloured scanning electron micrograph of breast cancer cell.
    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.
    Colored scanning electron micrograph of breast cancer cell. — Stock Photo
    Colored scanning electron micrograph of breast cancer cell.
    Red and white blood cells aggregating — Stock Photo
    Red and white blood cells aggregating
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change. — Stock Photo
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change.
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell (test) of a Globigerina sp. planktonic foraminiferan.
    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.
    Pancreatic cells. Colored transmission electron micrograph (TEM) of acinar (exocrine) pancreatic cells (red) adjacent to hormone- secreting (endocrine) Islet of Langerhans cells (yellow) — Stock Photo
    Pancreatic cells. Colored transmission electron micrograph (TEM) of acinar (exocrine) pancreatic cells (red) adjacent to hormone- secreting (endocrine) Islet of Langerhans cells (yellow)
    Vaccinia virus particle — Stock Photo
    Vaccinia virus particle
    Coloured scanning electron micrograph of ovarian cancer cells. — Stock Photo
    Coloured scanning electron micrograph of ovarian cancer cells.
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown) — Stock Photo
    Woody stem section. Coloured scanning electron micrograph (SEM) of a transverse section through the stem of a woody plant. The majority of tissue seen here is secondary xylem (dark brown)
    Female mechanic using electronic diagnostic device in repair garage — Stock Photo
    Female mechanic using electronic diagnostic device in repair garage
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM). — Stock Photo
    Marjoram (Origanum vilgare) leaf surface, coloured scanning electron micrograph (SEM).
    Woman drinking coffee and using digital tablet on balcony — Stock Photo
    Woman drinking coffee and using digital tablet on balcony
    False-colour transmission electron micrograph (TEM) of human striated muscle. — Stock Photo
    False-colour transmission electron micrograph (TEM) of human striated muscle.
    Young woman weight measurement — Stock Photo
    Young woman weight measurement
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Tendon showing bundles of collagen fibres — Stock Photo
    Tendon showing bundles of collagen fibres
    Soil bacteria, coloured scanning electron micrograph. — Stock Photo
    Soil bacteria, coloured scanning electron micrograph.
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Desk with various equipment in an electronics repair centre — Stock Photo
    Desk with various equipment in an electronics repair centre
    Heart strings strings — Stock Photo
    Heart strings strings
    Mature woman using digital table to shop online — Stock Photo
    Mature woman using digital table to shop online
    Sperm cells in seminiferous tubule — Stock Photo
    Sperm cells in seminiferous tubule
    Escherichia coli bacteria — Stock Photo
    Escherichia coli bacteria
    Portrait of smiling airport security officer holding metal detector in airport terminal — Stock Photo
    Portrait of smiling airport security officer holding metal detector in airport terminal
    Young couple looking at mobile while having fun — Stock Photo
    Young couple looking at mobile while having fun
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Smiling woman with red hair using digital tablet on cabin balcony — Stock Photo
    Smiling woman with red hair using digital tablet on cabin balcony
    Chinese couple buying air conditioner in electronics store — Stock Photo
    Chinese couple buying air conditioner in electronics store
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM). — Stock Photo
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM).
    Chinese hibiscus pollen — Stock Photo
    Chinese hibiscus pollen
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Colored scanning electron micrograph of nanostructures formed on nickel surface. — Stock Photo
    Colored scanning electron micrograph of nanostructures formed on nickel surface.
    Golfer and caddy walking on golf course — Stock Photo
    Golfer and caddy walking on golf course
    Man using credit card and laptop computer shopping online at home — Stock Photo
    Man using credit card and laptop computer shopping online at home
    Human blood cells — Stock Photo
    Human blood cells
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Couple relaxing on lounge chairs at poolside — Stock Photo
    Couple relaxing on lounge chairs at poolside
    Cardiac muscle from a healthy heart — Stock Photo
    Cardiac muscle from a healthy heart
    Scanning electron micrograph (SEM) of sarcoma cells in culture. — Stock Photo
    Scanning electron micrograph (SEM) of sarcoma cells in culture.
    Business people meeting around digital tablet — Stock Photo
    Business people meeting around digital tablet
    Influenza viruses budding from host cell — Stock Photo
    Influenza viruses budding from host cell
    College students studying with coffee, laptop and digital tablet — Stock Photo
    College students studying with coffee, laptop and digital tablet
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis. — Stock Photo
    Colored scanning electron micrograph of anthrax gram-positive, rod-shaped bacteria known as Bacillus anthracis.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Women in Social Distancing doing DIY at home — Stock Photo
    Women in Social Distancing doing DIY at home
    Woman making payment through smart watch in garden centre — Stock Photo
    Woman making payment through smart watch in garden centre
    Portrait of smiling man using digital tablet on patio — Stock Photo
    Portrait of smiling man using digital tablet on patio
    Human red blood cells trapped in a fibrin blood clot, coloured scanning electron micrograph (SEM). — Stock Photo
    Human red blood cells trapped in a fibrin blood clot, coloured scanning electron micrograph (SEM).