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    Coloured scanning electron micrograph (SEM) of Breakfast food (cereal) corn flake. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Breakfast food (cereal) corn flake.
    Fat cells and supportive connective tissue — Stock Photo
    Fat cells and supportive connective tissue
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a fractured mucous membrane of the trachea (wind pipe), showing the epithelium and underlying connective tissue.
    Dividing prostate gland cancer cells, colored scanning electron micrograph. — Stock Photo
    Dividing prostate gland cancer cells, colored scanning electron micrograph.
    Hip before hip replacement surgery, X-ray — Stock Photo
    Hip before hip replacement surgery, X-ray
    Normal pelvic veins — Stock Photo
    Normal pelvic veins
    Bougainvillea pollen grain — Stock Photo
    Bougainvillea pollen grain
    Acinar pancreatic cell — Stock Photo
    Acinar pancreatic cell
    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.
    Zika virus particles — Stock Photo
    Zika virus particles
    Varicella zoster virus particle — Stock Photo
    Varicella zoster virus particle
    Hand of a patient with osteoarthritis — Stock Photo
    Hand of a patient with osteoarthritis
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Anemone with pair of clownfish — Stock Photo
    Anemone with pair of clownfish
    Blastocyst hollow ball of cells with fluid, digital illustration. — Stock Photo
    Blastocyst hollow ball of cells with fluid, digital illustration.
    Female copepod with eggs — Stock Photo
    Female copepod with eggs
    Digital illustration of pollen grains on anther of Chinese hibiscus flower. — Stock Photo
    Digital illustration of pollen grains on anther of Chinese hibiscus flower.
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM). — Stock Photo
    Papillae on the upper surface of a rose flower petal (Rosa sp), coloured scanning electron micrograph (SEM).
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel. — Stock Photo
    Colored scanning electron micrograph image of tooth dentine, mineralised connective tissue found under tooth enamel.
    Clownfish defending clutch of eggs — Stock Photo
    Clownfish defending clutch of eggs
    Normal lower legs anatomy, frontal X-ray. — Stock Photo
    Normal lower legs anatomy, frontal X-ray.
    Colored scanning electron micrograph of cancer cells from human colon. — Stock Photo
    Colored scanning electron micrograph of cancer cells from human colon.
    Nerve. Coloured scanning electron micrograph (SEM) of a freeze-fracture through a peripheral nerve. Schwann cells wraps their cell membrane around the nerve a number of times. — Stock Photo
    Nerve. Coloured scanning electron micrograph (SEM) of a freeze-fracture through a peripheral nerve. Schwann cells wraps their cell membrane around the nerve a number of times.
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Colored scanning electron micrograph of pollen grains from convolvulus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grains from convolvulus flower.
    Fisherman with large fresh fish. Massachusetts, United States of America — Stock Photo
    Fisherman with large fresh fish. Massachusetts, United States of America
    Cat flea head — Stock Photo
    Cat flea head
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue — Stock Photo
    Taste buds. Coloured light micrograph of a section through the tongue, showing taste buds (round, purple). The taste buds are within papillae (projections) located on the surface of the tongue
    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.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Fungal cells and sporangia — Stock Photo
    Fungal cells and sporangia
    Blue colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer. — Stock Photo
    Blue colored computed tomography scan of brain section of senior female patient with glioblastoma brain cancer.
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph. — Stock Photo
    Bacillus megaterium bacterial colony, coloured scanning electron micrograph.
    Young vain man in stylish wear with hat standing on tiled wall looking away — Stock Photo
    Young vain man in stylish wear with hat standing on tiled wall looking away
    Sperm cells in seminiferous tubules — Stock Photo
    Sperm cells in seminiferous tubules
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Man holding redfish. Venice, louisiana, united states of america — Stock Photo
    Man holding redfish. Venice, louisiana, united states of america
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections — Stock Photo
    Vaginal bacteria. Coloured scanning electron micrograph (SEM) of bacteria on the vaginal wall. A healthy vaginal flora protects the body against urogenital infections
    Human skeleton showing kidneys, stomach, intestines and nervous system — Stock Photo
    Human skeleton showing kidneys, stomach, intestines and nervous system
    Fungal cells showing sporangium — Stock Photo
    Fungal cells showing sporangium
    Earthworm coloured scanning electron micrograph — Stock Photo
    Earthworm coloured scanning electron micrograph
    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.
    Coloured scanning electron micrograph (SEM) of Table sugar (sucrose) crystals. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Table sugar (sucrose) crystals.
    Allergenic pet dander on dog hair, colored scanning electron micrograph. — Stock Photo
    Allergenic pet dander on dog hair, colored scanning electron micrograph.
    Trendy homosexual man with long nails in ornamental shirt looking away while squatting on pavement against wall — Stock Photo
    Trendy homosexual man with long nails in ornamental shirt looking away while squatting on pavement against wall
    Digital illustration of Lyme disease tick parasite. — Stock Photo
    Digital illustration of Lyme disease tick parasite.
    Dentist showing denture model to patient in clinic — Stock Photo
    Dentist showing denture model to patient in clinic
    Mycobacterium chelonae bacteria — Stock Photo
    Mycobacterium chelonae bacteria
    Colored computed tomography scan of section through brain of senior male patient with dementia. — Stock Photo
    Colored computed tomography scan of section through brain of senior male patient with dementia.
    Three dimensional view of female rib cage and skeletal system — Stock Photo
    Three dimensional view of female rib cage and skeletal system
    Freeze-fractured lens of an eye — Stock Photo
    Freeze-fractured lens of an eye
    Coloured frankincense. This aromatic resin is tapped from the Boswellia sacra tree. It is used in aromatherapy and is widely associated with religious ceremonies. — Stock Photo
    Coloured frankincense. This aromatic resin is tapped from the Boswellia sacra tree. It is used in aromatherapy and is widely associated with religious ceremonies.
    Zika virus particles — Stock Photo
    Zika virus particles
    T lymphocyte cells attached to cancer cell — Stock Photo
    T lymphocyte cells attached to cancer cell
    Roquefort cheese and digital illustration of fungus Penicillium roqueforti. — Stock Photo
    Roquefort cheese and digital illustration of fungus Penicillium roqueforti.
    False clownfish in tentacles of anemone — Stock Photo
    False clownfish in tentacles of anemone
    Human skeleton sitting with laptop computer, coloured X-ray. — Stock Photo
    Human skeleton sitting with laptop computer, coloured X-ray.