pleiotropy

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plei·ot·ro·py

 (plī-ŏt′rə-pē) also plei·ot·ro·pism (-pĭz′əm)
n. Biology
The production of diverse effects, especially the production by a single gene of several distinct and seemingly unrelated phenotypic effects.

[Greek pleiōn, more; see pelə- in Indo-European roots + -tropism.]

plei′o·tro′pic (plī′ə-trō′pĭk, -trŏp′ĭk) adj.

plei•ot•ro•py

(plaɪˈɒ trə pi)

n.
the phenomenon of one gene affecting more than one phenotypic characteristic.
[1935–40]
plei`o•trop′ic (-əˈtrɒp ɪk, -ˈtroʊ pɪk) adj.
plei`o•trop′i•cal•ly, adv.
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References in periodicals archive ?
This suggests that the negative association of traits with strength is not due to linkage, but due to pleiotropic gene action.
Pleiotropic gene effects are assumed to cause the correlation between two traits.