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237 results

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    Electron micrograph of Bacteria and yeast — Stock Photo
    Electron micrograph of Bacteria and yeast
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    House dust mites — Stock Photo
    House dust mites
    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
    Light micrograph of a section through an aeciospore from a Puccinia sp. rust fungus. — Stock Photo
    Light micrograph of a section through an aeciospore from a Puccinia sp. rust fungus.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Streptococcus thermophilus bacteria — Stock Photo
    Streptococcus thermophilus bacteria
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Male sex cell — Stock Photo
    Male sex cell
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Male mosquito head — Stock Photo
    Male mosquito head
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Female of the human body louse — Stock Photo
    Female of the human body louse
    House dust mites — Stock Photo
    House dust mites
    Marine pennate diatom frustule — Stock Photo
    Marine pennate diatom frustule
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Nanostructures formed on a tantalum surface — Stock Photo
    Nanostructures formed on a tantalum surface
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Male sex cell — Stock Photo
    Male sex cell
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Light micrograph of rectal papilloma on white background, — Stock Photo
    Light micrograph of rectal papilloma on white background,
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Parasitic trematode larva — Stock Photo
    Parasitic trematode larva
    Male sex cell — Stock Photo
    Male sex cell
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Woodland skipper butterfly — Stock Photo
    Woodland skipper butterfly
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Activated platelets with canalicular system — Stock Photo
    Activated platelets with canalicular system
    Male sex cell — Stock Photo
    Male sex cell
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    House dust mites — Stock Photo
    House dust mites
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Actinocyclus sp. diatom unicellular algae — Stock Photo
    Actinocyclus sp. diatom unicellular algae