En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
274 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Female scientist taking sample from culture in Petri dish. — Stock Photo
    Female scientist taking sample from culture in Petri dish.
    Light microscope on laboratory bench. — Stock Photo
    Light microscope on laboratory bench.
    Fertilization of human egg — Stock Photo
    Fertilization of human egg
    Section through an osteoid osteoma — Stock Photo
    Section through an osteoid osteoma
    Tapeworm of cattle and other grazing animals, light micrograph. — Stock Photo
    Tapeworm of cattle and other grazing animals, light micrograph.
    Scientist examining cultured cells under microscope. — Stock Photo
    Scientist examining cultured cells under microscope.
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells — Stock Photo
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells
    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
    Scientists viewing sample on glass slide under light microscope. — Stock Photo
    Scientists viewing sample on glass slide under light microscope.
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital — Stock Photo
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital
    Retina. Light micrograph (LM) of a section through a retina. The eye works by allowing light to be focused by the lens onto the retina — Stock Photo
    Retina. Light micrograph (LM) of a section through a retina. The eye works by allowing light to be focused by the lens onto the retina
    Redheaded boy using light microscope for studying on meadow. — Stock Photo
    Redheaded boy using light microscope for studying on meadow.
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    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
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow) — Stock Photo
    Lily stem. Light micrograph(LM) of section through part of lily (Lilium) stem. Thin outer epidermis surrounds layer of cortex. At center is pith, which contains numerous vascular bundles (yellow)
    Light micrograph of Aspergillus sp. Fungus. — Stock Photo
    Light micrograph of Aspergillus sp. Fungus.
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Plant seedling in soil in Petri dish under light microscope. — Stock Photo
    Plant seedling in soil in Petri dish under light microscope.
    Male human flea — Stock Photo
    Male human flea
    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).
    Section through the cerebellum of the brain — Stock Photo
    Section through the cerebellum of the brain
    Light micrograph of a buccal mucosa cell. This cell lines the cheeks and the back of the lips. — Stock Photo
    Light micrograph of a buccal mucosa cell. This cell lines the cheeks and the back of the lips.
    Cell cultures under microscope in laboratory. — Stock Photo
    Cell cultures under microscope in laboratory.
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Light micrograph of liver fluke eggs in a fish fin. — Stock Photo
    Light micrograph of liver fluke eggs in a fish fin.
    Male hands taking sample from agar plate for microbiology research. — Stock Photo
    Male hands taking sample from agar plate for microbiology research.
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells — Stock Photo
    Maize root. Light micrograph (LM) of section through root of maize plant (Zea mays) showing typical monocot arrangement of vascular bundles. central vascular cylinder is comprised of central cluster of parenchyma cells
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope — Stock Photo
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope
    Light micrograph of brewer's yeast (Saccharomyces cerevisiae) yeast budding cells. Saccharomyces cerevisiae is able to ferment sugar, producing alcohol and carbon dioxide in the process. It has long been used in the brewing of beer, production of win — Stock Photo
    Light micrograph of brewer's yeast (Saccharomyces cerevisiae) yeast budding cells. Saccharomyces cerevisiae is able to ferment sugar, producing alcohol and carbon dioxide in the process. It has long been used in the brewing of beer, production of win
    Cross-section through a cotton stem — Stock Photo
    Cross-section through a cotton stem
    Tongue surface, light micrograph and computer illustration. — Stock Photo
    Tongue surface, light micrograph and computer illustration.
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    Still life of laboratory bench with microscope and various scientific equipment. — Stock Photo
    Still life of laboratory bench with microscope and various scientific equipment.
    Light micrograph (LM) showing blood supply to muscle fibers. — Stock Photo
    Light micrograph (LM) showing blood supply to muscle fibers.
    Close-up of light microscope stage and lenses. — Stock Photo
    Close-up of light microscope stage and lenses.
    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
    Microscope lens and laser light slide, close-up. — Stock Photo
    Microscope lens and laser light slide, close-up.
    Adult female doctor in surgical uniform and sterile mask looking at camera while sitting in clinic — Stock Photo
    Adult female doctor in surgical uniform and sterile mask looking at camera while sitting in clinic
    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
    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).
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Bile duct cellular sctructure — Stock Photo
    Bile duct cellular sctructure
    Primary ovarian follicle — Stock Photo
    Primary ovarian follicle
    Duct is lined with pseudostratified epithelium — Stock Photo
    Duct is lined with pseudostratified epithelium
    Hand of scientist researching sample on microscope slide under light microscope. — Stock Photo
    Hand of scientist researching sample on microscope slide under light microscope.
    Cross-section of spinal cord, light micrograph. — Stock Photo
    Cross-section of spinal cord, light micrograph.
    Omentum fold of peritoneal membrane — Stock Photo
    Omentum fold of peritoneal membrane
    Female scientist viewing tissue sample under microscope. — Stock Photo
    Female scientist viewing tissue sample under microscope.
    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
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital — Stock Photo
    Attentive female doctor in surgical uniform and sterile mask looking through microscope while operating eye of unrecognizable patient in hospital
    Hands of scientist researching sample in petri dish under light microscope. — Stock Photo
    Hands of scientist researching sample in petri dish under light microscope.
    Scientist viewing sample on glass slide before light microscope. — Stock Photo
    Scientist viewing sample on glass slide before light microscope.
    Mature scientist using light microscope in laboratory. — Stock Photo
    Mature scientist using light microscope in laboratory.
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    Light micrograph of Aspergillus sp. Fungus. — Stock Photo
    Light micrograph of Aspergillus sp. Fungus.
    Close-up of hands of scientist pipetting sample from culture in Petri dish. — Stock Photo
    Close-up of hands of scientist pipetting sample from culture in Petri dish.
    Ovarian cells section — Stock Photo
    Ovarian cells section
    Light micrograph of shoot meristem. This is the tissue in most plants containing undifferentiated cells. Meristematic cells give rise to various organs of a plant and are responsible for growth. — Stock Photo
    Light micrograph of shoot meristem. This is the tissue in most plants containing undifferentiated cells. Meristematic cells give rise to various organs of a plant and are responsible for growth.
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope — Stock Photo
    Attentive adult female medic in disposable mask and ornamental cap working in clinic with surgical microscope