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237 results

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    Hoverfly head anatomy — Stock Photo
    Hoverfly head anatomy
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    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.
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    Scientist checking nanofibre structure under light microscope. — Stock Photo
    Scientist checking nanofibre structure under light microscope.
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Red blood cells — Stock Photo
    Red blood cells
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Ductal carcinoma of the breast — Stock Photo
    Ductal carcinoma of the breast
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Pubic louse, SEM — Stock Photo
    Pubic louse, SEM
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Woodland skipper butterfly compound eye — Stock Photo
    Woodland skipper butterfly compound eye
    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.
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Human head louse — Stock Photo
    Human head louse
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Clothes moth wing scales — Stock Photo
    Clothes moth wing scales
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Simple cuboidal epithelium, digital illustration. — Stock Photo
    Simple cuboidal epithelium, digital illustration.
    Lung cancer cells — Stock Photo
    Lung cancer cells
    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
    Metastatic breast cancer — Stock Photo
    Metastatic breast cancer
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    House dust mites — Stock Photo
    House dust mites
    Section of a flower bud — Stock Photo
    Section of a flower bud
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Male human flea — Stock Photo
    Male human flea