Single Celled Collection (#2)

Closterium desmid, light micrograph
Closterium desmid. Differential interference contrast (DIC) micrograph of a Closterium sp. desmid green alga. Desmids are a common group of freshwater single-celled algae that have intricate cell

Ciliate protozoan, light micrograph
Ciliate protozoan. Darkfield illuminated light micrograph of a ciliate protozoan, showing green algae (green) that it has ingested

Bambusina desmids, light micrograph
Bambusina desmids. Polarised light micrograph of a colony of Bambusina sp. desmid green algae. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

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)

Yeast cells, illustration C018 / 0750
Yeast cells. Illustration of cells of brewer s, or baker s, yeast (Saccharomyces cerevisiae). This fungus consists of single vegetative cells

Yeast cells, illustration C018 / 0752
Yeast cells. Illustration of cells of brewer s, or baker s, yeast (Saccharomyces cerevisiae). This fungus consists of single vegetative cells. S

Spirostomum ciliate protozoan, SEM C019 / 0308
Spirostomum sp. ciliate protozoan, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats

Blepharisma ciliate protozoan, SEM C019 / 0228
Blepharisma ciliate protozoan, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats

Spirostomum ciliate protozoan, SEM C019 / 0307
Spirostomum sp. ciliate protozoan, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats

Climacostomum protozoan, SEM C019 / 0243
Climacostomum sp. ciliate protozoan, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats

Pediastrum green algae, micrograph
Pediastrum green algae. Differential interference contrast light micrograph of a circular colony of Pediastrum sp. green algae (Chlorophyte). Pediastrum is a type of freshwater colonial algae

Closterium desmid, light micrograph C016 / 8608
Closterium desmid. Interphase contrast micrograph of a Closterium sp. desmid green alga. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

Evolution, conceptual image. Computer artwork representing the development of life on earth from single-celled organisms (upper left) through to complex lifeforms such as dinosaurs (centre)

Netrium desmids, light micrograph
Netrium desmids. Polarised light micrograph of Netrium sp. desmid green alga. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

Vorticella protozoan, light micrograph
Vorticella protozoan. Rheinberg illuminated light micrograph of a Vorticella sp. ciliate protozoan. This single-celled organism consists of a bell-shaped head

Cosmarium desmids, light micrograph
Phase contrast, magnification: 200 X on APS-C sensor

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

Euastrum desmids, light micrograph
Euastrum desmids. Polarised light micrograph of Euastrum sp. desmid green algae. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

Micrasterias desmids, light micrograph
Micrasterias desmids. Polarised light micrograph of Micrasterias truncata desmid green algae. Desmids are a common group of freshwater single-celled algae that have intricate cell walls

Micrasterias desmid, light micrograph
Micrasterias desmid. Differential interference contrast light micrograph of a Micrasterias sp. desmid green alga. Desmids are a common group of freshwater single-celled algae that have intricate cell

Vorticella protozoa, light micrograph C016 / 3042
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Vorticella protozoan, light micrograph C016 / 3043
Vorticella protozoan. Differential interference contrast (DIC) light micrograph of a Vorticella sp. ciliate protozoan. This single-celled organism consists of a bell-shaped head

Vorticella protozoa, light micrograph C016 / 3041
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Vorticella protozoa, light micrograph C016 / 3040
Vorticella protozoa. Differential interference contrast (DIC) light micrograph of Vorticella sp. ciliate protozoa. These single-celled organisms consist of a bell-shaped head

Plankton - Diatom (Rhizosolenia stolterfothii) Individual diatoms unite to form

Metopus protozoan

Thalassomyxa australis protozoan
Thalassomyxa protozoan. Coloured scanning electron micrograph (SEM) of a Thalassomyxa australis prot- ozoan (single-celled animal)

Lembadion protozoan. Coloured scanning electron micrograph (SEM) of a Lembadion bullinum protozoan (single-celled animal)

Orbulina foraminiferan, SEM
Orbulina. Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. Foraminiferans are marine single-celled protists that construct and inhabit shells (tests)

Ciliate protozoa dividing
Ciliate protozoa. Light micrograph of unidentified ciliate protozoa (class Ciliata) undergoing asexual reproduction. These unicellular micro-organisms can multiply by either of two methods

Euplotes ciliate protozoan, SEM
Euplotes ciliate protozoan. Coloured scanning electron micrograph (SEM) of a ciliate protozoan (Euplotes sp.). This single-celled organism is found in fresh and marine water

Spirochona protozoa

Euglena protozoan, SEM
Euglena protozoan (Euglena sp.), coloured scanning electron micrograph (SEM). This protozoan is described as flagellate because it has a flagellum (thin tail-like structure)

Ciliate protozoans, SEM
Ciliate protozoans. Coloured scanning electron micrograph (SEM) of sessile (anchored) ciliate protozoan (subclass Peritrichia)

Trichomytopsis protozoan

Ciliate protozoa, SEM
Ciliate protozoa. Coloured scanning electron micrograph (SEM) of cilliate protozoa (unicellular animals). The ciliates are so named because of the hair-like cilia surrounding their bodies which are

Flagellate protozoan, SEM
Flagellate protozoan, coloured scanning electron micrograph (SEM). This is a protozoan that has a flagellum (thin tail-like structure, lower left)

Lychnocanium radiolarian, SEM
Lychnocanium radiolarian. Coloured scanning electron micrograph (SEM) of the shell of a Lychnocanium sp. radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

Paramecium protozoa, SEM
Paramecium protozoa (Paramecium sp.), coloured scanning electron micrograph (SEM). These protozoa (two seen) are described as ciliate because many cilia (hair-like structures) cover them

Hartmannella amoeba and bacterium. Computer artwork of a Hartmannella vermiformis amoeba (green) engulfing a Legionella pneumophila bacterium (orange) with a pseudopodium

Breslauides ciliate protozoan, SEM
Breslauides ciliate protozoan. Coloured scanning electron micrograph (SEM) of a ciliate protozoan (Breslauides sp.). This tiny single-celled organism is found in water

Tetrahymena protozoa. Immunofluorescent light micrograph of two Tetrahymena thermophila protozoa (single-celled animals). Nuclei are green, cell walls red and cilia (hairs) blue. T

Amphisphaerina radiolarian, SEM
Amphisphaerina radiolarian. Coloured scanning electron micrograph (SEM) of the shell of a Amphisphaerina sp. radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

Acrosphaera radiolarian, SEM
Acrosphaera radiolarian. Coloured scanning electron micrograph (SEM) of the shell of a Acrosphaera sp. radiolarian. Radiolaria are single-celled protozoans that are found in marine plankton

Dendrocometes protozoan. Coloured scanning electron micrograph (SEM) of a Dendrocometes paradoxus protozoan (single-celled animal)

Green algae colonies. Light micrograph of green algae colonies (Volvox sp.). These colonies are made up of approximately 500 individual flagellate cells, arranged in a glycoprotein filled sphere

Amoeba, SEM
Amoeba. Coloured scanning electron micrograph (SEM) of an Amoeba proteus protozoan. This is a freshwater single-celled organism that feeds on bacteria and smaller protozoa

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"Unveiling the Microscopic World: Captivating Single-Celled Organisms Under the SEM" Delicate and intricate, diatoms reveal their mesmerizing beauty under the scanning electron microscope (SEM). Their symmetrical frustules showcase nature's artistry at its finest. Witness the fascinating process of cell division in yeast cells as they multiply and propagate. The SEM captures this microscopic dance with remarkable detail. Behold the captivating artwork of Trypanosome protozoan, a single-celled organism that evokes both awe and curiosity. Its unique form is brought to life through artistic interpretation. Diatom alga, another marvel of nature, showcases its stunning structure when examined under the SEM lens. These tiny organisms play a crucial role in aquatic ecosystems worldwide. Protozoa, scavengers extraordinaire. Discover these single-celled wonders as they scavenge for particles and microorganisms or absorb nutrients from their environment – truly masters of survival. Acrosphaera radiolarian takes center stage with its intricate skeletal structure captured by SEM imaging techniques. Marvel at this ancient marine creature frozen in time. Journey back millions of years as fossilized diatoms come into focus under the SEM lens, offering glimpses into Earth's past and providing valuable insights for scientific research today. Diatom frustule - an architectural masterpiece on a microscopic scale. Explore these silica-based shells that protect diatoms while showcasing an array of breathtaking patterns through SEM imagery. Oxytricha ciliate protozoan reveals its astonishing complexity when observed using advanced microscopy techniques like SEM C019 / 0253 – unlocking secrets hidden within this enigmatic world. Exploring single-celled organisms through scanning electron microscopy opens up a whole new dimension where beauty meets science; revealing intricacies unseen by our naked eyes but essential to understanding life's diversity on our planet.