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    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM). — Stock Photo
    Trachea (wind pipe) lining, coloured scanning electron micrograph (SEM).
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Colored scanning electron micrograph of cancer cells from human colon. — Stock Photo
    Colored scanning electron micrograph of cancer cells from human colon.
    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.
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph. — Stock Photo
    Intestinal brush border in small intestine showing numerous microvilli, colored transmission electron micrograph.
    B-lymphocyte white blood cells — Stock Photo
    B-lymphocyte white blood cells
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    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
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Woman buying potted plant in garden centre — Stock Photo
    Woman buying potted plant in garden centre
    Woman with digital tablet speaking to man at group therapy session — Stock Photo
    Woman with digital tablet speaking to man at group therapy session
    People reading magazine and using digital tablet in cafe — Stock Photo
    People reading magazine and using digital tablet in cafe
    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).
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth. — Stock Photo
    Coloured scanning electron micrograph of bacteria cultured from used dishcloth.
    Woman making payment through smart watch in garden centre — Stock Photo
    Woman making payment through smart watch in garden centre
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Soil bacteria, coloured scanning electron micrograph. — Stock Photo
    Soil bacteria, coloured scanning electron micrograph.
    Businesswoman with paperwork at laptop — Stock Photo
    Businesswoman with paperwork at laptop
    Bird bone tissue — Stock Photo
    Bird bone tissue
    Caucasian man using digital tablet outdoors — Stock Photo
    Caucasian man using digital tablet outdoors
    High angle view of multi ethnic business people interacting with each other and looking at the computer screen in office — Stock Photo
    High angle view of multi ethnic business people interacting with each other and looking at the computer screen in office
    Woman using digital tablet at home — Stock Photo
    Woman using digital tablet at home
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Coloured scanning electron micrograph of cancer cell from human colon. — Stock Photo
    Coloured scanning electron micrograph of cancer cell from human colon.
    Businesswoman using digital tablet in office — Stock Photo
    Businesswoman using digital tablet in office
    Scanning electron micrograph of bacterial culture from sputum. — Stock Photo
    Scanning electron micrograph of bacterial culture from sputum.
    Blood clot structure — Stock Photo
    Blood clot structure
    Man using digital tablet on bed — Stock Photo
    Man using digital tablet on bed
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample. — Stock Photo
    Colored scanning electron micrograph of activated T lymphocyte from human blood sample.
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte. — Stock Photo
    Colored scanning electron micrograph of human red blood cells erythrocytes, white blood cells leukocytes and platelet thrombocyte.
    Coloured scanning electron micrograph (SEM) Chicken eggshell surface (Gallus gallus domesticus). — Stock Photo
    Coloured scanning electron micrograph (SEM) Chicken eggshell surface (Gallus gallus domesticus).
    Female mechanic using electronic diagnostic device in repair garage — Stock Photo
    Female mechanic using electronic diagnostic device in repair garage
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Businesswoman using digital tablet in lobby at modern office — Stock Photo
    Businesswoman using digital tablet in lobby at modern office
    Smiling woman using digital tablet — Stock Photo
    Smiling woman using digital tablet
    Pre-adolescent blogger girl soldering circuit board of electric toy car in office. — Stock Photo
    Pre-adolescent blogger girl soldering circuit board of electric toy car in office.
    Mid section of woman spending time at home self isolating and social distancing in quarantine lockdown during coronavirus covid 19 epidemic, fixing the door while renovating her house. — Stock Photo
    Mid section of woman spending time at home self isolating and social distancing in quarantine lockdown during coronavirus covid 19 epidemic, fixing the door while renovating her house.
    Senior man with calculator looking at investment chart on laptop — Stock Photo
    Senior man with calculator looking at investment chart on laptop
    Smiling woman listening to music with headphones and mp3 player in kitchen — Stock Photo
    Smiling woman listening to music with headphones and mp3 player in kitchen
    Architects working on a green construction project — Stock Photo
    Architects working on a green construction project
    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
    Coloured scanning electron micrograph of human cancellous spongy bone tissue. — Stock Photo
    Coloured scanning electron micrograph of human cancellous spongy bone tissue.
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot — Stock Photo
    Feet bacteria. Coloured scanning electron micrograph (SEM) of bacteria cultured from between toes of foot
    Atomic structure, computer illustration — Stock Photo
    Atomic structure, computer illustration
    Businessmen drinking coffee using digital tablet at urban sidewalk cafe — Stock Photo
    Businessmen drinking coffee using digital tablet at urban sidewalk cafe
    Coloured scanning electron micrograph of surface of prostate cancer cells. — Stock Photo
    Coloured scanning electron micrograph of surface of prostate cancer cells.
    Senior caucasian man shopping online on patio sofa — Stock Photo
    Senior caucasian man shopping online on patio sofa
    Stick insect foot — Stock Photo
    Stick insect foot
    Young couple looking at mobile while having fun — Stock Photo
    Young couple looking at mobile while having fun
    Fossilised fragment of a coccolithotrope skeleton — Stock Photo
    Fossilised fragment of a coccolithotrope skeleton
    Colored scanning electron micrograph of breast cancer cell. — Stock Photo
    Colored scanning electron micrograph of breast cancer cell.