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237 results

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    Male sex cell — Stock Photo
    Male sex cell
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Liradiscus sp. planktonic unicellular algae — Stock Photo
    Liradiscus sp. planktonic unicellular algae
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    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.
    Pit formed on metal or semiconductor surface — Stock Photo
    Pit formed on metal or semiconductor surface
    Alveolar macrophage phagocytosis of E. coli — Stock Photo
    Alveolar macrophage phagocytosis of E. coli
    Salt water pennate diatom frustule — Stock Photo
    Salt water pennate diatom frustule
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Actinocyclus sp. diatom unicellular algae — Stock Photo
    Actinocyclus sp. diatom unicellular algae
    Pyoderma skin disease — Stock Photo
    Pyoderma skin disease
    Activated T lymphocytes and red blood cells on scanning electron micrograph. — Stock Photo
    Activated T lymphocytes and red blood cells on scanning electron micrograph.
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Male sex cell — Stock Photo
    Male sex cell
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria. — Stock Photo
    Coloured scanning electron micrograph of Staphylococcus aureus bacteria.
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Mucosa structure of the cervix — Stock Photo
    Mucosa structure of the cervix
    Coiled proboscis of a moth — Stock Photo
    Coiled proboscis of a moth
    Sarcoptic mange mites eggs — Stock Photo
    Sarcoptic mange mites eggs
    Micrograph of house fly — Stock Photo
    Micrograph of house fly
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Nanostructures formed on nickel surface — Stock Photo
    Nanostructures formed on nickel surface
    White blood cells — Stock Photo
    White blood cells
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Undifferentiated pleomorphic sarcoma of bone — Stock Photo
    Undifferentiated pleomorphic sarcoma of bone
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Ductal carcinoma of the breast — Stock Photo
    Ductal carcinoma of the breast
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Male sex cell — Stock Photo
    Male sex cell
    Fertilization of human egg — Stock Photo
    Fertilization of human egg
    Fractured flexor tendon — Stock Photo
    Fractured flexor tendon
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Limescale, coloured scanning electron micrograph (SEM). — Stock Photo
    Limescale, coloured scanning electron micrograph (SEM).
    Od shaped bacteria Tragelaphus — Stock Photo
    Od shaped bacteria Tragelaphus
    Asparagus beetle head — Stock Photo
    Asparagus beetle head
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Bacteria found in a sample of human faeces — Stock Photo
    Bacteria found in a sample of human faeces
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Simple columnar epithelium, digital illustration. — Stock Photo
    Simple columnar epithelium, digital illustration.
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Streptomyces coelicoflavus bacteria — Stock Photo
    Streptomyces coelicoflavus bacteria
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Human blood cells — Stock Photo
    Human blood cells
    Stratified cuboidal epithelium, digital illustration. — Stock Photo
    Stratified cuboidal epithelium, digital illustration.
    Components of house dust — Stock Photo
    Components of house dust
    Male mosquito head — Stock Photo
    Male mosquito head
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.