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

    OrientationOrientation
    PeoplePeople
    CategoryCategory
    ColorColor
    EditorialEditorial
    Safe SearchSafe Search
    Clear
    Hide
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Helicobacter pyloris bacteria — Stock Photo
    Helicobacter pyloris bacteria
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Single abstract bacterium on black background, computer illustration. — Stock Photo
    Single abstract bacterium on black background, computer illustration.
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Uneven surface and cytoplasmic projections — Stock Photo
    Uneven surface and cytoplasmic projections
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Illustration of single human blood cell on black background. — Stock Photo
    Illustration of single human blood cell on black background.
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    3d illustration of transparent and colorful protozoan on blue background. — Stock Photo
    3d illustration of transparent and colorful protozoan on blue background.
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Single abstract bacterium on black background, computer illustration. — Stock Photo
    Single abstract bacterium on black background, computer illustration.
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Illustration of single human blood cell on black background. — Stock Photo
    Illustration of single human blood cell on black background.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Cancerous tumour visualisation — Stock Photo
    Cancerous tumour visualisation
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Coloured scanning electron micrograph (SEM) of a tumour cell, showing pseudopodia protrusions (bottom left and right), a prominent feature of actively motile cells. — Stock Photo
    Coloured scanning electron micrograph (SEM) of a tumour cell, showing pseudopodia protrusions (bottom left and right), a prominent feature of actively motile cells.
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Rod-shaped Anthrax bacteria — Stock Photo
    Rod-shaped Anthrax bacteria
    Diatoms single-celled algae — Stock Photo
    Diatoms single-celled algae
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M — Stock Photo
    Macrophage. Coloured transmission electron micrograph (TEM) of a macrophage cell. The cell's nucleus is blue. Mitochondria (cyan)) in the cell's cytoplasm produce energy for the cell. Lysosomes (red) contain enzymes for digesting foreign particles. M
    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
    Skimmia sp. pollen grain — Stock Photo
    Skimmia sp. pollen grain
    Conceptual image of a neuron on black background — Stock Photo
    Conceptual image of a neuron on black background
    Geranium pollen grain — Stock Photo
    Geranium pollen grain
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    Male sex cell — Stock Photo
    Male sex cell
    Illustration of single human blood cell on white background. — Stock Photo
    Illustration of single human blood cell on white background.
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Helicobacter pylori bacteria — Stock Photo
    Helicobacter pylori bacteria
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Male sex cell — Stock Photo
    Male sex cell
    Sperm cell with multiple tails — Stock Photo
    Sperm cell with multiple tails
    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.
    Hands of scientist using pipette and petri dish — Stock Photo
    Hands of scientist using pipette and petri dish
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast. — Stock Photo
    Coloured scanning electron micrograph (SEM) of Schizosaccharomyces pombe yeast.
    Crenated red blood cells — Stock Photo
    Crenated red blood cells
    Male sex cell — Stock Photo
    Male sex cell
    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.
    Conceptual image of coxsackievirus cell — Stock Photo
    Conceptual image of coxsackievirus cell
    Paramecium ciliate protozoan — Stock Photo
    Paramecium ciliate protozoan
    3d illustration of transparent and colourful protozoa. — Stock Photo
    3d illustration of transparent and colourful protozoa.
    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.
    Ovarian cells section — Stock Photo
    Ovarian cells section
    Marine planktonic unicellular alga — Stock Photo
    Marine planktonic unicellular alga
    Father with baby packing bag for work — Stock Photo
    Father with baby packing bag for work
    Campylobacter bacteria colony — Stock Photo
    Campylobacter bacteria colony
    3d rendering of a virus — Stock Photo
    3d rendering of a virus
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Balamuthia mandrillaris amoeba, computer illustration — Stock Photo
    Balamuthia mandrillaris amoeba, computer illustration
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Visual rendering of Amoeba — Stock Photo
    Visual rendering of Amoeba
    Colorectal cancer cell dividing — Stock Photo
    Colorectal cancer cell dividing
    Chlamydia bacteria, illustration — Stock Photo
    Chlamydia bacteria, illustration
    Visual rendering of Amoeba — Stock Photo
    Visual rendering of Amoeba
    Abutilon pollen grain — Stock Photo
    Abutilon pollen grain