En
  • En English
  • De Deutsch
  • Fr Français
  • Sp Español
  • Ru Русский
  • It Italiano
  • Pt Português
  • Ua Українська
162 results

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Paramecium sp. ciliate protozoa — Stock Photo
    Paramecium sp. ciliate protozoa
    Amoeba shell. Coloured scanning electron micrograph (SEM) of a shell from a Euglypha sp. amoeba. — Stock Photo
    Amoeba shell. Coloured scanning electron micrograph (SEM) of a shell from a Euglypha sp. amoeba.
    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.
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Kidney glomerulus and podocyte cells — Stock Photo
    Kidney glomerulus and podocyte cells
    Sperm cell in a fallopian tube — Stock Photo
    Sperm cell in a fallopian tube
    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.
    Triceratium sp. diatom algae — Stock Photo
    Triceratium sp. diatom algae
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Oligodendrocyte cell structure — Stock Photo
    Oligodendrocyte cell structure
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Phase contrast light micrograph of Paramecium a ciliate protozoan. — Stock Photo
    Phase contrast light micrograph of Paramecium a ciliate protozoan.
    Father with baby packing bag for work — Stock Photo
    Father with baby packing bag for work
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    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.
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Cancerous tumour visualisation — Stock Photo
    Cancerous tumour visualisation
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba. — Stock Photo
    Digital illustration of trophozoite form of Acanthamoeba castellanii amoeba.
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Male sex cell — Stock Photo
    Male sex cell
    Male sex cell — Stock Photo
    Male sex cell
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    3d illustration of transparent and colorful protozoan on blue background. — Stock Photo
    3d illustration of transparent and colorful protozoan on blue background.
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Rutilaria epsilon diatom — Stock Photo
    Rutilaria epsilon diatom
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    3d illustration of transparent and colourful protozoa. — Stock Photo
    3d illustration of transparent and colourful protozoa.
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is red. Mitochondria (orange) in the cell's cytoplasm produce energy for the cell. Lysosomes (black) contain enzymes for digesting foreign particles. — Stock Photo
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is red. Mitochondria (orange) in the cell's cytoplasm produce energy for the cell. Lysosomes (black) contain enzymes for digesting foreign particles.
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change. — Stock Photo
    Colored scanning electron micrograph of lymphoma cell showing early apoptotic change.
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Male sex cell — Stock Photo
    Male sex cell
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Visual rendering of Amoeba — Stock Photo
    Visual rendering of Amoeba
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Entamoeba gingivalis parasitic pathogen single-celled protozoan, amoeba in oral cavity, digital illustration. — Stock Photo
    Entamoeba gingivalis parasitic pathogen single-celled protozoan, amoeba in oral cavity, digital illustration.
    Colored scanning electron micrograph of white blood cells and single platelet. — Stock Photo
    Colored scanning electron micrograph of white blood cells and single platelet.
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Cancer cell characteristic — Stock Photo
    Cancer cell characteristic
    Deformed sperm cell — Stock Photo
    Deformed sperm cell
    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Balamuthia mandrillaris amoeba organism, digital illustration. — Stock Photo
    Balamuthia mandrillaris amoeba organism, digital illustration.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Cancerous tumour visualisation — Stock Photo
    Cancerous tumour visualisation
    Male sex cell — Stock Photo
    Male sex cell