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

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Male sex cell — Stock Photo
    Male sex cell
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Male sex cell — Stock Photo
    Male sex cell
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    House dust mites — Stock Photo
    House dust mites
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Metastatic breast cancer — Stock Photo
    Metastatic breast cancer
    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
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Electron micrograph of Bacteria and yeast — Stock Photo
    Electron micrograph of Bacteria and yeast
    Simple squamous epithelium, digital illustration. — Stock Photo
    Simple squamous epithelium, digital illustration.
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Human head louse — Stock Photo
    Human head louse
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Light micrograph of rectal papilloma on white background, — Stock Photo
    Light micrograph of rectal papilloma on white background,
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    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
    Components of house dust — Stock Photo
    Components of house dust
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Nanostructures formed on a titanium surface — Stock Photo
    Nanostructures formed on a titanium surface
    Human blood cells — Stock Photo
    Human blood cells
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Nanostructures formed on a silicon surface — Stock Photo
    Nanostructures formed on a silicon surface
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Human blood cells — Stock Photo
    Human blood cells
    Undifferentiated pleomorphic sarcoma of bone — Stock Photo
    Undifferentiated pleomorphic sarcoma of bone
    Mosquito head anatomy — Stock Photo
    Mosquito head anatomy
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue. — Stock Photo
    Light micrograph of a section through the surface of a tonsil showing the stratified squamous epithelium (pink) and underlying lymphoid tissue.
    Scientists looking at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientists looking at scanning electron micrographs of different nanofibre structures.
    Ductal carcinoma of the breast — Stock Photo
    Ductal carcinoma of the breast
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails