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162 results

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    Cancer cell characteristic — Stock Photo
    Cancer cell characteristic
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower. — Stock Photo
    Colored scanning electron micrograph of pollen grain cell from hollyhock hibiscus flower.
    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Schizosaccharomyces pombe yeast — Stock Photo
    Schizosaccharomyces pombe yeast
    Computer Illustration of a fat cell structure — Stock Photo
    Computer Illustration of a fat cell structure
    Man talking on cell phone at roadside behind warning triangle — Stock Photo
    Man talking on cell phone at roadside behind warning triangle
    Phytoplankton diatom Coscinodiscus sp — Stock Photo
    Phytoplankton diatom Coscinodiscus sp
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Geranium sp. pollen grain — Stock Photo
    Geranium sp. pollen grain
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Soap bubbles and acrylic paint in oil — Stock Photo
    Soap bubbles and acrylic paint in oil
    Deformed sperm cell — Stock Photo
    Deformed sperm cell
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Visual rendering of Amoeba — Stock Photo
    Visual rendering of Amoeba
    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.
    Single abstract bacterium on black background, computer illustration. — Stock Photo
    Single abstract bacterium on black background, computer illustration.
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Male sex cell — Stock Photo
    Male sex cell
    Male sex cell — Stock Photo
    Male sex cell
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a foraminiferan microfossil from maldives beach sand.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    3d illustration of red colored protozoan microorganism. — Stock Photo
    3d illustration of red colored protozoan microorganism.