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    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Light micrograph of a longitudinal section through filiform papillae on the tongue surface. — Stock Photo
    Light micrograph of a longitudinal section through filiform papillae on the tongue surface.
    Obelia hydrozoan medusa. Light micrograph (LM) of a medusa (young polyp) from the Obelia geniculata hydroid. — Stock Photo
    Obelia hydrozoan medusa. Light micrograph (LM) of a medusa (young polyp) from the Obelia geniculata hydroid.
    Tongue surface, light micrograph and computer illustration. — Stock Photo
    Tongue surface, light micrograph and computer illustration.
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa). — Stock Photo
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa).
    Light micrograph (LM) of a section through the fingertip. — Stock Photo
    Light micrograph (LM) of a section through the fingertip.
    Tongue surface, light micrograph and computer illustration. — Stock Photo
    Tongue surface, light micrograph and computer illustration.
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs. — Stock Photo
    Light micrograph (LM) of a vertical section through the pseudostratified columnar epithelium from the trachea, the tube in the throat leading from the mouth to the bronchus and the lungs.
    Retina. Light micrograph of a section through the retina showing its 10 layers. — Stock Photo
    Retina. Light micrograph of a section through the retina showing its 10 layers.
    Light micrograph (LM) of a medusa (young polyp) from the Obelia geniculata hydroid. — Stock Photo
    Light micrograph (LM) of a medusa (young polyp) from the Obelia geniculata hydroid.
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left). — Stock Photo
    Light micrograph of a section through tissue showing an artery (middle ) and a vein (top left).
    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).
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel. — Stock Photo
    Light micrograph of red blood cells (erythrocytes, red) in a blood vessel.
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink). — Stock Photo
    Light micrograph (LM) of the nasal sinuses ( lined by brown epithelium ) and the supporting cartilages (pink).
    Midrib of a tea leaf — Stock Photo
    Midrib of a tea leaf
    Appendix showing appendicitis — Stock Photo
    Appendix showing appendicitis
    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.).
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Light micrograph (LM) of longitudinal section through a fetal finger tip to show the developing nail. — Stock Photo
    Light micrograph (LM) of longitudinal section through a fetal finger tip to show the developing nail.
    Section through the cerebellum of the brain — Stock Photo
    Section through the cerebellum of the brain
    Section through the cerebellum in the brain — Stock Photo
    Section through the cerebellum in the brain
    Cross-section through a cotton stem — Stock Photo
    Cross-section through a cotton stem
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Normal human renal artery — Stock Photo
    Normal human renal artery
    Myelinated nerve fibres — Stock Photo
    Myelinated nerve fibres
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Unilocular adipose tissue — Stock Photo
    Unilocular adipose tissue
    Cross-section through a cotton stem — Stock Photo
    Cross-section through a cotton stem
    Kidney with acute nephritis — Stock Photo
    Kidney with acute nephritis
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Trachea lined with ciliated columnar epithelium — Stock Photo
    Trachea lined with ciliated columnar epithelium
    Omentum fold of peritoneal membrane — Stock Photo
    Omentum fold of peritoneal membrane
    Hair follicles structure — Stock Photo
    Hair follicles structure
    Skull affected by Paget's disease — Stock Photo
    Skull affected by Paget's disease
    Mid rib of an olive leaf — Stock Photo
    Mid rib of an olive leaf
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    Section through a wart — Stock Photo
    Section through a wart
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Unilocular adipose tissue — Stock Photo
    Unilocular adipose tissue
    Duct is lined with pseudostratified epithelium — Stock Photo
    Duct is lined with pseudostratified epithelium
    Longitudinal section through smooth muscle — Stock Photo
    Longitudinal section through smooth muscle
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Section through a peanut stem — Stock Photo
    Section through a peanut stem
    Section through a growing bone — Stock Photo
    Section through a growing bone
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Section through a Pacinian corpuscle — Stock Photo
    Section through a Pacinian corpuscle
    Section through a thyroid gland — Stock Photo
    Section through a thyroid gland
    Section through a wart — Stock Photo
    Section through a wart
    Sago palm leaf — Stock Photo
    Sago palm leaf
    Fallopian tube cellular structure — Stock Photo
    Fallopian tube cellular structure
    Iris stem cellular structure — Stock Photo
    Iris stem cellular structure