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162 results

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    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Primula pollen grain — Stock Photo
    Primula pollen grain
    Three dinoflagellates (blue), coloured scanning electron micrograph (SEM). Dinoflagellates are unicellular protozoans. — Stock Photo
    Three dinoflagellates (blue), coloured scanning electron micrograph (SEM). Dinoflagellates are unicellular protozoans.
    Man talking on cell phone at roadside behind warning triangle — Stock Photo
    Man talking on cell phone at roadside behind warning triangle
    Cells trapped in fibrin protein mesh — Stock Photo
    Cells trapped in fibrin protein mesh
    Father with baby packing bag for work — Stock Photo
    Father with baby packing bag for work
    Male sex cell — Stock Photo
    Male sex cell
    Cancer cell characteristic — Stock Photo
    Cancer cell characteristic
    3d illustration of transparent and colourful protozoa. — Stock Photo
    3d illustration of transparent and colourful protozoa.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Balamuthia mandrillaris amoeba organism, digital illustration. — Stock Photo
    Balamuthia mandrillaris amoeba organism, digital illustration.
    Woman talking on cell phone with automobile hood raised at roadside — Stock Photo
    Woman talking on cell phone with automobile hood raised at roadside
    Single abstract bacterium on black background, computer illustration. — Stock Photo
    Single abstract bacterium on black background, computer illustration.
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Cancerous tumour visualisation — Stock Photo
    Cancerous tumour visualisation
    Paramecium sp. ciliate protozoa — Stock Photo
    Paramecium sp. ciliate protozoa
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Cell culture plate on white background. — Stock Photo
    Cell culture plate on white background.
    3d illustration of transparent and colorful protozoan on blue background. — Stock Photo
    3d illustration of transparent and colorful protozoan on blue background.
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Animal cell structure — Stock Photo
    Animal cell structure
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Human sperm cell, coloured scanning electron micrograph (SEM). — Stock Photo
    Human sperm cell, coloured scanning electron micrograph (SEM).
    Phlox pollen grain — Stock Photo
    Phlox pollen grain
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa). — Stock Photo
    Differential interference contrast light micrograph of different species of fossil unicellular radiolarians (protozoa).
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Illustration of single human blood cell on black background. — Stock Photo
    Illustration of single human blood cell on black background.