mutualism

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mutualism

 [mu´choo͡-al-izm]
the biologic association of two individuals or populations of different species, both of which are benefited by the relationship and sometimes unable to exist without it. adj., adj mutualis´-tic.

mu·tu·al·ism

(myū'chū-ăl-izm),
Symbiotic relationship in which both species derive benefit. Compare: commensalism, metabiosis, parasitism.

mutualism

(myo͞o′cho͞o-ə-lĭz′əm)
n.
An association between two organisms of different species in which each member benefits.

mu′tu·al·ist n.
mu′tu·al·is′tic adj.

mu·tu·al·ism

(myū'chyū-ăl-izm)
Symbiotic relationship from which both species derive benefit.
Compare: commensalism, metabiosis, parasitism

mutualism

see SYMBIOSIS.
References in periodicals archive ?
Mycobionts associate with any available alga or cyanobacterium that will allow it to survive and may adapt to acquiring any photosynthetic organism so that it can incorporate it mutualistically into its thallus.
The vertically transmitted clavicipitaceous endophytes of cool-season grasses have been shown to interact mutualistically with their grass hosts by protecting them from herbivory through the production of various alkaloids (Clay 1991, Breen 1994).
In a useful extension of this model, density has been disaggregated to examine whether specific theoretically discerned types of organizations are competitively or mutualistically interrelated (Bernett and Carroll, 1987; Hannan and Freeman, 1988b; Bernett, 1990).