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    Tendon showing bundles of collagen fibres — Stock Photo
    Tendon showing bundles of collagen fibres
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant — Stock Photo
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant
    Lungs cancer, digital illustration showing malignant tumour in lung. — Stock Photo
    Lungs cancer, digital illustration showing malignant tumour in lung.
    Purkinje cells and their dendritic processes — Stock Photo
    Purkinje cells and their dendritic processes
    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. Magnification: x5000 when printed at 10 centimetres wide — 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. Magnification: x5000 when printed at 10 centimetres wide
    Tumour affecting the pituitary gland — Stock Photo
    Tumour affecting the pituitary gland
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( blue) is an insulating fatty layer that surrounds the myelinated nerve fibres (pink)
    Degenerative foot deformation, X-ray — Stock Photo
    Degenerative foot deformation, X-ray
    Section through the cerebellum of the brain — Stock Photo
    Section through the cerebellum of the brain
    Lung tissue, coloured transmission electron micrograph (TEM). — Stock Photo
    Lung tissue, coloured transmission electron micrograph (TEM).
    Covid-19 coronavirus particle, computer illustration — Stock Photo
    Covid-19 coronavirus particle, computer illustration
    Petrified wood pattern, full frame. — Stock Photo
    Petrified wood pattern, full frame.
    Bone marrow cellular structure — Stock Photo
    Bone marrow cellular structure
    Degenerative foot deformation — Stock Photo
    Degenerative foot deformation
    Woman hand peeling ripe sweet tangerine — Stock Photo
    Woman hand peeling ripe sweet tangerine
    Gum tissue with gingivitis — Stock Photo
    Gum tissue with gingivitis
    Tumour affecting the pituitary gland — Stock Photo
    Tumour affecting the pituitary gland
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured water lily stem showing numerous vascular bundles (grey) and large intercellular air spaces (holes).
    Top view of various beauty products and flowers in type case — Stock Photo
    Top view of various beauty products and flowers in type case
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Bile duct cellular sctructure — Stock Photo
    Bile duct cellular sctructure
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a freeze-fractured Nasturtium stem, showing numerous vascular bundles (such as at upper centre) with an inner xylem (pink) and outer phloem (yellow).
    Degenerative foot deformation, X-ray — Stock Photo
    Degenerative foot deformation, X-ray
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Degenerative foot deformation, X-ray — Stock Photo
    Degenerative foot deformation, X-ray
    Digital illustration of section of human kidney containing kidney stones. — Stock Photo
    Digital illustration of section of human kidney containing kidney stones.
    Lung cancer, digital illustration and light micrograph of cancerous tissue. — Stock Photo
    Lung cancer, digital illustration and light micrograph of cancerous tissue.
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Crypts of Lieberkuhn. Light micrograph (LM). Crypts of Lieberkuhn of the colon shown in cross section. Crypts are long blind-ending tube-like extensions of the surface epithelial lining of the gut — Stock Photo
    Crypts of Lieberkuhn. Light micrograph (LM). Crypts of Lieberkuhn of the colon shown in cross section. Crypts are long blind-ending tube-like extensions of the surface epithelial lining of the gut
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.). — Stock Photo
    High power light micrograph (LM) of a section through the gills of a mushroom, Agaricus sp. (formerly Psalliota sp.).
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan) — Stock Photo
    Peripheral nerve. Coloured transmission electron micrograph (TEM) of a section through a small peripheral nerve. Myelin( brown) is an insulating fatty layer that surrounds the myelinated nerve fibres (cyan)
    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.
    Total hip replacement, — Stock Photo
    Total hip replacement,
    Purkinje cells and their dendritic processes — Stock Photo
    Purkinje cells and their dendritic processes
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis, showing fibrosis and lack of a functional liver anatomy. — Stock Photo
    Liver cirrhosis. Computer illustration and light micrograph of a section through a human liver with cirrhosis, showing fibrosis and lack of a functional liver anatomy.
    Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a section through wood showing the phloem vessels (dark green holes) and xylem tissue (lower frame).
    Light micrograph of a longitudinal section through a healthy arteriole. — Stock Photo
    Light micrograph of a longitudinal section through a healthy arteriole.
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem. — Stock Photo
    Light micrograph (LM) of a section through sunflower(helianthus annuus) tissue showing spiral tracheids, a type of xylem.
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    Flooded rice paddy fields in Japan — Stock Photo
    Flooded rice paddy fields in Japan
    Normal blood vessels, X-ray — Stock Photo
    Normal blood vessels, X-ray
    Neurone embedded in grey matter — Stock Photo
    Neurone embedded in grey matter
    Light micrograph of a section through the surface of a tongue showing a circumvallate papilla (round, upper left), one of the structures that controls the sense of taste. — Stock Photo
    Light micrograph of a section through the surface of a tongue showing a circumvallate papilla (round, upper left), one of the structures that controls the sense of taste.
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla). — Stock Photo
    Light micrograph (LM). Longitudinal section through the thallus and sporangium of a liverwort (Pellia epiphylla).
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung — Stock Photo
    Lung bronchiole. Light micrograph of a section through lung tissue and a bronchiole. Bronchi form branches from the trachea and gradually diminish in diameter with increasing branching into bronchioles within the lung
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Hip before hip replacement surgery, X-ray — Stock Photo
    Hip before hip replacement surgery, X-ray
    Fractured myelinated nerve fibres — Stock Photo
    Fractured myelinated nerve fibres
    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.
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen — Stock Photo
    Striated muscle. Coloured transmission electron micrograph (TEM) of a longitudinal section through striated skeletal muscle. The striated banding-pattern of the muscle fibrils is seen
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Liver cancer. Coloured axial computed tomography (CT) scan through the abdomen of an 80-year-old man with cancer of the liver. The liver is at center left — Stock Photo
    Liver cancer. Coloured axial computed tomography (CT) scan through the abdomen of an 80-year-old man with cancer of the liver. The liver is at center left
    Digital illustration of section of human kidney containing kidney stones. — Stock Photo
    Digital illustration of section of human kidney containing kidney stones.
    Normal head and brain, MRI scan — Stock Photo
    Normal head and brain, MRI scan
    Parotid salivary gland — Stock Photo
    Parotid salivary gland
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant — Stock Photo
    Helianthus stem. Light micrograph (LM) of stem of perennial sunflower (Helianthus sp.) in cross-section showing vascular bundles (green, yellow). Vascular tissues transport water and dissolved substances inside plant
    Degenerative foot deformation — Stock Photo
    Degenerative foot deformation
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes. — Stock Photo
    Colored scanning electron micrograph of sectioned seminiferous tubule, site of sperm production in human testes.
    Closeup view of antipasti in sectioned dish — Stock Photo
    Closeup view of antipasti in sectioned dish
    Normal head and brain — Stock Photo
    Normal head and brain