Prokaryote Collection

Cell types, artwork
Cell types. Cutaway artwork with a scale bar (upper right, in micrometres) showing the relative sizes of eukaryotic cells (those containing a nucleus) and prokaryotic cells (those lacking a nucleus)

Bacillus bacterial genus

Microscopic view of bacterial pneumonia. Bacterial pneumonia is a type of pneumonia caused by bacterial infection. Pneumonia can be generally defined as inflammation of the lung parenchyma

Microscopic view of Streptococcus pneumoniae, also known as pneumococcus. Pneumococcus is a Gram-positive coccus shaped pathogenic bacteria which causes many types of pneumococcal infections in

Pyrococcus furiosus archaea artwork
Pyroccocus furiosus archaea, artwork. Archaea are single-celled organisms that are similar to bacteria but have been found to have higher organism characteristics

Illustration of a Prokaryote cell

Conceptual image of antibody attaching and killing bacteria

Microscopic view of diplococcus bacterium

Electron micrograph of negative-stained Prochlorococcus. A cyanophage is a virus that infects cyanobacteria

Microscopic view of E. coli bacteria cells
Microscopic view of Escherichia coli bacteria cells, commonly known as E. Coli. E. coli is a common type of bacteria that can get into food, such as beef and vegetables

Conceptual image of an antibody

Microscopic view of Bacilli bacteria

Microscopic view of streptococcus

Microscopic view of bacteriophage attacking bacteria

Microscopic view of cocci bacterium

Conceptual image of salmonella typhi causing typhoid

Group of vibrio cholerae bacteria which causes cholera. Cholera is an infection in the small intestine caused by the bacterium Vibrio cholerae. The main symptoms are diarrhea and vomiting

Microscopic view of a human antibody. Human antibodies are the Y-shaped proteins used by the immune system to defend against foreign objects like bacteria and viruses

Microscopic view of Listeria monocytogenes. Listeria monocytogenes is the causative agent of the bacterial infection called listeriosis

Microscopic view of corncob formation in dental plaque, believed to be limited to strains of Corynebacterium matruchotii and Streptococcus sanguis

Group of Escherichia coli bacteria cells, known as E. Coli
Group of Escherichia coli bacteria cells, commonly known as E. Coli. E. coli is a common type of bacteria that can get into food, like beef and vegetables

Microscopic view of human anitbodies with red blood cells. Human antibodies are the Y-shaped proteins used by the immune system to defend against foreign objects like bacteria and viruses

Microscopic view of a group of Borrelia burgdorferi, the bacterial agent of Lyme disease transmitted by ticks

Conceptual image of bacteria

Microscopic view of Yersinia. Yersinia is a gram-negative, rod-shaped bacteria in the family Enterobacteriaceae

Conceptual image of salmonella. Salmonella is a genus of rod-shaped, gram-negative bacteria. There are two main species of Salmonella, Salmonella bongori and Salmonella enterica

Conceptual image of flagellate bacterium

Microscopic view of bacteria

Conceptual image of common bacteria

Bacteria shapes, artwork F007 / 9891
Computer artwork showing the three basic forms of bacteria: in the front (red) spirochetes), in the middle (green) bacilli and in the background (blue) cocci

70S ribosome, molecular model F006 / 9651
70S ribosome, molecular model. Ribosomes are composed of protein and RNA (ribonucleic acid). In bacteria each ribosome consists of a small (30S) subunit and a large (50S) subunit

70S ribosome, molecular model F006 / 9638
70S ribosome. Molecular model of a 70S ribosome complex containing a Shine-Dalgarno helix, the point of mRNA (messenger ribonucleic acid) binding

Bacterial ribosome and protein synthesis. Molecular model showing a bacterial ribosome reading an mRNA (messenger ribonucleic acid) strand (blue) and synthesising a protein

Prokaryote cell, artwork C016 / 6263
Prokaryote cell. Computer artwork showing the internal structure of a typical prokaryotic cell. Prokaryotes are organisms whose cells lack a membrane-bound nucleus (karyon)

Prokaryote and eukaryote cells, artwork C016 / 6259
Prokaryote and eukaryote cells. Computer artwork comparing typical prokaryotic (top) and eukaryotic (bottom) cells. Prokaryotes are organisms whose cells lack a membrane-bound nucleus (karyon)

E. coli DNA mismatch repair complex. Computer model showing the structure of a MutS (Mutator S) protein from Escherichia coli (E)

Blue Green Algae Nostoc C014 / 3088
Nostoc is a type of Blue Green Algae or Cyanobacteria. It consists of long strings of cells suspended in mucilage. To the naked rye it looks like blobs and folded sheets of green jelly

Nostoc C014 / 3089
Nostoc is a type of Blue Green Algae or Cyanobacteria. It consists of long strings of cells suspended in mucilage. To the naked rye it looks like blobs and folded sheets of green jelly

Ribosomal RNA-binding protein molecule. Computer model showing the structure of a ribosomal protein L9 (RPL9) molecule from Bacillus stearothermophilus bacteria

Golden algae, light micrograph
Golden algae. Polarised light micrograph of a colony of Dinobryon sp. golden algae (chrysophytes). Magnification: x200 when printed 10 centimetres wide

Stromatolite C016 / 5593
Stromatolite. Section through a stromatolite, the fossilised remains of a colony of cyanobacteria. This specimen originates from the Precambrian rocks of Eastern Siberia 2, 500-2

DNA polymerase III subunit molecule
DNA polymerase III beta subunits, molecular model. DNA polymerases are enzymes that synthesise new strands of DNA from a complementary template strand during DNA replication

DNA polymerase III subunit molecule C013 / 9008
DNA polymerase III beta subunits, molecular model. DNA polymerases are enzymes that synthesise new strands of DNA from a complementary template strand during DNA replication

Archaea (Methanosarcina sp. ) SEM C013 / 7189
Archaea (Methanosarcina sp.) scanning electron micrograph (SEM). These primitive archaebacteria have unusual cell walls and membranes and are methane producers

Archaea (Methanosarcina sp. ) SEM C013 / 7190
Archaea (Methanosarcina sp.) scanning electron micrograph (SEM). These primitive archaebacteria have unusual cell walls and membranes and are methane producers

Bacillus sp. bacteria
Bacteria are the most diverse and ubiquitous soil organisms present on Earth

Lobaria pulmonaria, lichen
A cut-out of a lichen specimen held in the crypt herbarium at the Natural History Museum, London

Cetraria islandica, lichen
A cut-out of a branching lichen specimen held in the crypt herbarium at the Natural History Museum, London

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Prokaryotes: The Marvels of Microscopic Life Cell types, artwork, and a world unseen come together to unravel the fascinating realm of prokaryotes. From Pyrococcus furiosus archaea artwork to Bacillus bacterial genus illustrations, these captivating visuals shed light on the diversity within this ancient group of organisms. Peering through a microscope, we witness the intricate beauty cells. A stunning illustration showcases their simplicity yet complexity—a reminder that life can thrive in even the tiniest packages. Microscopic views reveal streptococcus bacteria forming chains like delicate pearls while an antibody attaches itself to a bacterium, executing its lethal mission. Diplococcus bacterium appears as pairs under scrutiny, showcasing their unique structure and form. Intriguingly named Listeria monocytogenes captures our attention with its microscopic view—an organism that challenges our understanding of survival and adaptation. Meanwhile, electron micrographs unveil Prochlorococcus—nature's tiny photosynthetic powerhouse—giving us insight into how it harnesses sunlight for energy production. A group portrait reveals Borrelia burgdorferi bacteria huddled together—a sight both mesmerizing and unsettling as they cause Lyme disease in humans. These glimpses into their hidden world remind us of nature's intricacies at play. Zooming out from individual species to encompass all bacteria brings forth an awe-inspiring perspective—the sheer multitude and variety that make up this vast microbial kingdom become apparent. Bacterial pneumonia is captured in microscopic detail—a stark reminder of both their potential harm and vital role in shaping ecosystems, and are not just subjects for scientific study; they are living masterpieces waiting to be explored further. Through artful depictions or microscopic revelations, we uncover the wonders concealed within these minuscule beings—the architects of life on Earth since time immemorial.