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237 results

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    Male mosquito head — Stock Photo
    Male mosquito head
    White blood cells — Stock Photo
    White blood cells
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Light micrograph of goblet cells in colon. — Stock Photo
    Light micrograph of goblet cells in colon.
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    Hoverfly head anatomy — Stock Photo
    Hoverfly head anatomy
    Photosynthetic Navicula sp. diatom — Stock Photo
    Photosynthetic Navicula sp. diatom
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Osteosarcoma cancer cell — Stock Photo
    Osteosarcoma cancer cell
    Red blood cells — Stock Photo
    Red blood cells
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Actinocyclus sp. diatom unicellular algae — Stock Photo
    Actinocyclus sp. diatom unicellular algae
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Finger-like projections of the duodenum — Stock Photo
    Finger-like projections of the duodenum
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Blood cells in a blood vessel — Stock Photo
    Blood cells in a blood vessel
    Male sex cell — Stock Photo
    Male sex cell
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Scanning electron micrograph (SEM) of a PC12 neurone in culture. — Stock Photo
    Scanning electron micrograph (SEM) of a PC12 neurone in culture.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Male mosquito head — Stock Photo
    Male mosquito head
    Scientists looking at scanning electron micrographs of different nanofibre structures. — Stock Photo
    Scientists looking at scanning electron micrographs of different nanofibre structures.
    Freshwater diatom Licmorpha sp. — Stock Photo
    Freshwater diatom Licmorpha sp.
    Mucosa structure of the cervix — Stock Photo
    Mucosa structure of the cervix
    Villi from the lining of the jejunum — Stock Photo
    Villi from the lining of the jejunum
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    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.
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Activated human macrophage — Stock Photo
    Activated human macrophage
    Methicillin-resistant Staphylococcus aureus — Stock Photo
    Methicillin-resistant Staphylococcus aureus
    Human blood cells — Stock Photo
    Human blood cells
    Breast with lobular carcinoma — Stock Photo
    Breast with lobular carcinoma
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Salt water pennate diatom frustule — Stock Photo
    Salt water pennate diatom frustule
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Dendritic cells of immune system — Stock Photo
    Dendritic cells of immune system
    Parasitic trematode larva — Stock Photo
    Parasitic trematode larva