Alder is particularly noted for its important symbiotic relationship with Frankia alni, an actinomycete, filamentous, nitrogen-fixing bacterium.

Coyotes will sometimes form a symbiotic relationship with American badgers.

Mid-sized plants such as Ceonothus fix nitrogen, while others cannot, which, together with the need for exposure to the sun, creates a symbiotic relationship of the entire community with infrequent fires.

Termites and protists have a symbiotic relationship that allows the termites to digest the cellulose in their diet via the protists.

These cells and the bacteria trapped inside them entered a symbiotic relationship, a close association between different types of organisms over an extended time.

Paramecium bursaria, a species of ciliate, has a mutualistic symbiotic relationship with green alga called Zoochlorella.

Many plants bearing edible fruits, in particular, have propagated with the movements of humans and animals in a symbiotic relationship as a means for seed dispersal and nutrition, respectively ; in fact, humans and many animals have become dependent on fruits as a source of food.

This symbiotic relationship probably developed 1. 7 to 2 billion years ago.

The protein content of peroxisomes varies across species, but the presence of proteins common to many species has been used to suggest an endosymbiotic origin ; that is, peroxisomes evolved from bacteria that invaded larger cells as parasites, and very gradually evolved a symbiotic relationship.

Eventually, no later than a billion years ago, one of these protists formed a symbiotic relationship with a cyanobacterium, producing the ancestor of many plants and algae.

Initial attempts to cultivate vanilla outside Mexico and Central America proved futile because of the symbiotic relationship between the vanilla orchid and its natural pollinator, the local species of Melipona bee.

The college and the fraternity system have created a somewhat symbiotic relationship that differs from most other colleges and universities.

Gutierrez clarified his position by advocating a circular relationship between orthodoxy and orthopraxis seeing the two as having a symbiotic relationship.

Herodotus claimed Nile crocodiles had a symbiotic relationship with certain birds, such as the Egyptian plover, which enter the crocodile's mouth and pick leeches feeding on the crocodile's blood ; with no evidence of this interaction actually occurring in any crocodile species, it is most likely mythical or allegorical fiction.

The domestication of the dog has led to a symbiotic relationship in which the dog has lost its evolutionary independence from humans in exchange for support.

Endosymbiosis is any symbiotic relationship in which one symbiont lives within the tissues of the other, either in the intracellular space or extracellularly.

Ectosymbiosis, also referred to as exosymbiosis, is any symbiotic relationship in which the symbiont lives on the body surface of the host, including the inner surface of the digestive tract or the ducts of exocrine glands.

This symbiotic relationship enhances the bacterium's ability to survive in an aquatic environment, as the exoskeleton provides the bacterium with carbon and nitrogen.

* Reciprocal altruism, a form of symbiotic relationship in evolutionary biology

Protecting and feeding the animals were a big part of the symbiotic relationship between the animals and the herders.

They are much like parasites in their close symbiotic relationship with their host or hosts.

This may be explained by possibly a very close symbiotic relationship between two types of prokaryotes which eventually led to gene exchange and engulfing of the mitochondria precursors through partial fusion or engulfing by the host bacteria.

The legume, acting as a host, and rhizobia, acting as a provider of usable nitrate, form a symbiotic relationship.

Ecologists might investigate the relationship between a population of organisms and some physical characteristic of their environment, such as concentration of a chemical ; or they might investigate the interaction between two populations of different organisms through some symbiotic or competitive relationship.

The chewed plant material collects in the large cecum, a secondary chamber between the large and small intestine containing large quantities of symbiotic bacteria that help with the digestion of cellulose and also produce certain B vitamins.

One of the most spectacular examples of obligate mutualism is between the siboglinid tube worms and symbiotic bacteria that live at hydrothermal vents and cold seeps.

She later formulated a theory to explain how symbiotic relationships between organisms of often different phyla or kingdoms are the driving force of evolution.

She opposed such competition-oriented views of evolution, stressing the importance of symbiotic or cooperative relationships between species.

It was also during the Proterozoic that the first symbiotic relationships between mitochondria ( for nearly all eukaryotes ) and chloroplasts ( for plants and some protists only ) and their hosts evolved.

It's a symbiotic art between a performance with light and a shutter that's open for a long time

mycorrhizae or mycorrhizas ) is a symbiotic ( generally mutualistic, but occasionally weakly pathogenic ) association between a fungus and the roots of a vascular plant.

Several years later Asimov's friend Randall Garrett attributed the Laws to a symbiotic partnership between the two men – a suggestion that Asimov adopted enthusiastically.

Book clubs are almost entirely direct-to-retail, and niche publishers pursue a mixed strategy to sell through all available outlets — their output is insignificant to the major booksellers, so lost revenue poses no threat to the traditional symbiotic relationships between the four activities of printing, publishing, distribution and retail.

This symbiotic relationship between industry and security is reflected in the formulation, application, and enforcement of BIS rules and policies.

A symbiotic relationship exists between person and aumakua, the personal guardians of each individual and their family and the ancient source gods from whom Hawaiians were descended.

It is produced by legumes in response to the roots being infected by nitrogen-fixing bacteria, termed rhizobia, as part of the symbiotic interaction between plant and bacterium: roots uninfected with Rhizobium do not synthesise leghemoglobin.

Moreover, he argued that there was a symbiotic relationship between Hitler and the German people, with Adolf Hitler needing the Germans to fulfill his dreams of conquest and the German people needing Hitler to fulfill their dreams of subjection of their neighbours.

Eventually a symbiotic relationship developed between people and these proto-dogs.

While exploiting the authority and resources of the state, totalitarianism gains its dynamic by combining with other forms of power, such as evangelical religions, and most notably by encouraging a symbiotic relationship between traditional government and the system of " private " governance represented by the modern business corporation.

The rules allow the symbiotic relationship between photographers and cosplayers to continue with the least inconvenience to each.

" Dylan would later join The Byrds on stage at Ciro's nightclub in Hollywood on March 26, 1965, further cementing the symbiotic relationship between the artists.

are composite organisms consisting of a symbiotic relationship between a fungus ( the mycobiont ) and a photosynthetic partner ( the photobiont or phycobiont ), usually either a green alga ( commonly Trebouxia ) or cyanobacterium ( commonly Nostoc ).