Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The production of diverse effects, especially the production by a single gene of several distinct and seemingly unrelated phenotypic effects.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun genetics The influence of a single
gene on multiplephenotypic traits ;pleiotropism - noun pharmacology The existence of drug effects other than the one for which the drug was designed; usually implies additional beneficial effects.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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The Modern Synthesis replaced "one gene – one trait" with "one gene – one enzyme", then added polygenesis and pleiotropy.
Crossroads 2009
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Professor Flegr has mentioned also pleiotropy and epistatic interactions mentioned in PZMyers article using layman words.
It's more than genes, it's networks and systems - The Panda's Thumb 2010
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Professor Flegr has mentioned also pleiotropy and epistatic interactions mentioned in PZMyers article using layman words.
It's more than genes, it's networks and systems - The Panda's Thumb 2010
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Do you think that no real scientist has ever considered the effects of pleiotropy and epistasis?
It's more than genes, it's networks and systems - The Panda's Thumb 2010
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They recognize a widespread phenomenon called ‘pleiotropy’, whereby genes have more than one effect, seemingly unconnected.
THE GREATEST SHOW ON EARTH RICHARD DAWKINS 2009
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They recognize a widespread phenomenon called ‘pleiotropy’, whereby genes have more than one effect, seemingly unconnected.
THE GREATEST SHOW ON EARTH RICHARD DAWKINS 2009
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In the real world genes often affect more than one trait (pleiotropy), or more than one gene affects a given trait (polygeny).
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A similar phenomenon can occur at the phenotypic level through a genetic property known as pleiotropy.
Evolution 2008
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I suspect some kind of antagonistic pleiotropy may be at work.
Archive 2008-04-01 Kosmo 2008
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For $35 an hour, I obliged and watered down the material, removing all “advanced” content points, such as co-dominance and pleiotropy though these were subjects that I covered in the basic biology classes I taught a couple of years earlier.
Archive 2008-08-01 Jim Horn 2008
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