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    Unicellular Organisms Photos & Images

     - 207 high resolution, royalty free stock photos and pictures matching Unicellular Organisms

    of 3
    • Microscopic image of a bacteria with hair-like flagella on a dark background photo
    • Detailed Microscopic View of a Green Algae photo
      Free
    • Plant Cell Structure Detailed Microscopic View for Educational Use in Biology Classrooms photo
    • Intricate yellow flower buds in glass bowl photo
      Free
    • Close up of virus cells on a wet surface photo
    • Bioluminescent plankton glow brilliantly in the dark. photo
    • fruiting bodies of microscopic fungi, macro photo
    • the Micrasterias papilifera with elaborate green patterns. photo
    • Vibrant green and orange bubbles in nature photo
      Free
    • Microscopic Fungi Colonies on Agar Petri Dish photo
    • Abstract Organic Structure with Vibrant Blue and Orange Textures photo
    • Colorful image of many small spheres, some of which are purple. The image has a dreamy, surreal quality to it, with the colors and shapes blending together in a way that is both beautiful photo
      Free
    • Infected bacteria, germs and fungus, 3d rendering. photo
    • Vibrant and abstract macro shot of colorful organic patterns photo
      Free
    • Large groups of germs with blue background, 3d rendering. photo
    • Macro shot of a vibrant blue and orange mushroom photo
      Free
    • Colorful microscopic organisms floating in the water column create a vibrant underwater ecosystem photo
      Free
    • Infected bacteria, germs and fungus, 3d rendering. photo
    • A pristine cell background, laboratory, mitochondria, cell division. photo
    • Close-up of a petri dish with bacterial growth. photo
    • A close up of a green and white flower photo
    • Large groups of germs with white background, 3d rendering. photo
    • Freshwater algae Spirogyra release oxygen into the air, oxygen synthesis in water bodies photo
    • Large groups of germs with blue background, 3d rendering. photo
    • Infected bacteria, germs and fungus, 3d rendering. photo
    • Colonies of pathogenic bacteria in a Petri dish, microbiological studies photo
    • Infected bacteria, germs and fungus, 3d rendering. photo
    • Infected bacteria, germs and fungus, 3d rendering. photo
    • Vibrant green and yellow abstract plant pattern photo
      Free
    • AI generated Macro image captures microscopic embryos in diverse stages of development, Ai Generated. photo
    • Freshwater algae Spirogyra release oxygen into the air, oxygen synthesis in water bodies photo
    • Intricate fungal spores under microscope photo
      Free
    • Infectious virus with surface details on blue background, 3d rendering. photo
    • Macro Shoot from flower as background photo
    • Textured mossy stone surface with an olive and slate gradient appearance. photo
    • Bacteria Colonies in Controlled Agar Medium. photo
    • Intricate extreme close up images of fungal spores under microscope photo
    • Cookeina  tricholoma Mont. Kuntze. in the forest photo
    • Rain beautiful pink champagne mushroom  Lined on timber photo
      Free
    • Science micro biology concept. Yellow Corona virus outbreak epidemic. photo
    • Cookeina  tricholoma Mont. Kuntze. in the forest photo
    • Closeup of Bacteria Highlighting Genetic Mutations. photo
    • Cookeina  tricholoma Mont. Kuntze. in the forest photo
    • Vibrant imagery of plant cells mid mitosis under powerful microscopic lens photo
    • Water droplets on a colorful surface photo
      Free
    • Cluster of spherical bacteria magnified under a microscope photo
    • Shallow water with algae, duckweed, and air bubbles. photo
    • bacteria under the microscope photo
      Free
    • Microscopic view of yeast cells active during the wine fermentation process photo
    • organelles plant transparent photo
    • Microscopic view of rod shaped bacteria showing pili and fimbriae photo
    • Aspergillus spore head in reflected light microscopy, highlighting delicate fungal structures and transparent spores photo
    • Microscopic Chloroplast Granum Thylakoids High Resolution Cellular Structure Image photo
    • Microscopic Chloroplast Grana Thylakoids High Resolution 8K Science Image photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • A closeup of a microscope slide containing a single tiny microalgae cell magnified to reveal intricate structures and patterns. This image represents the microscopic world of microalgae photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • bacteria under the microscope photo
      Free
    • bacteria in soft yellow light . photo
      Free
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Close-up view of various microorganisms under a microscope, showcasing bacteria and other tiny particles. photo
    • Close-up view of various microorganisms under a microscope, showcasing bacteria and other tiny particles. photo
    • Freshwater algae Spirogyra release oxygen into the air, oxygen synthesis in water bodies photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Virus close up view on light grey medical science background. photo
      Free
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Passion fruit seeds in water photo
      Free
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Abstract colorful microscopic structure of cells, neurons, veins, splash, circulation lines, microorganisms, micro dimensions photo
      Free
    • A micrograph of a single embryonic stem cell with a mutated gene demonstrating the impact on its pluripotency and differentiation abilities photo
    • Freshwater algae Spirogyra release oxygen into the air, oxygen synthesis in water bodies photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • A microscopic view of a protozoan with long hairlike cilia covering its entire body allowing it to swiftly travel through water photo
    • AI generated Close up of microscopic bacteria illustration. Scientific, Gut bacteria, Bacteria in digestive system photo
      Free
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Close-Up of Golden Patterned Surface with Oblong Shapes and Circles photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Abstract background pattern, presentation cover illustration, geometric texture with sparkles and fireworks close view photo
    • Abstract colorful microscopic structure of cells, neurons, veins, splash, circulation lines, microorganisms, micro dimensions photo
      Free
    • Freshwater algae Spirogyra release oxygen into the air, oxygen synthesis in water bodies photo
    • Penicillium, ascomycetous fungi are of major importance in the natural environment as well as food and drug production. photo
    • Molecular structure magnified reveals cancer cell anatomy generated by AI photo
      Free
    • Abstract shapes flowing through high scale magnification generated by AI photo
      Free
    • Abstract magnification reveals cancerous cells and bacteria generated by AI photo
      Free
    • Abstract bacteria or virus cell in spherical shape with long antennas. Corona virus. Pandemic or virus infection concept - 3D Rendering. photo
      Free
    • Colorful 3D illustration depicting the chemical process of starch synthesis in plants photo
      Free
    • Microscopic view of active microorganisms in a dark environment photo
      Free
    • cells or micro organisms or microscopic life zoom in, ai generative photo
      Free
    • cells or micro organisms or microscopic life zoom in, ai generative photo
      Free
    • cells or micro organisms or microscopic life zoom in, ai generative photo
      Free
    • Viruses and bacteria inside the circulatory system under a microscope. Stylized 3D illustration photo
      Free
    • Coscinodiscus, a marine phytoplankton genus from diatom group. Live specimen. Collected from Jakarta bay. 100x magnification with selective focus
      Sponsored
    • microscopy of a sampling of diatoms, microalgae, jewels of the sea, living opals
      Sponsored
    • Unicellular green algae with large cells. Part 3
      Sponsored
    • Microalgae Pleurotaenium ovatum and  Euastrum turgidum. 400x magnification
      Sponsored
    • Young forming glazy yellow caviar-like fruit bodies of a Physarum slime mold, or myxomycete. Slime moulds are special organisms that gather from many microscopic unicellular amoebae.
      Sponsored
    • Marine phytoplankton, Asteromphalus sp. Lugol fixed sample. 400x magnification. Selective focus
      Sponsored
    • Live cells of marine dinoflagellates called Pyrophacus sp. 400x magnification with selective focus
      Sponsored
    • Coscinodiscus, a marine microalgae from diatom group. Alga blooming. 400 x magnification with selective focus
      Sponsored
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