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= directional selection =
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=directional selection=
* (日本語)
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*方向性選択,定方向選択(日本語)
 
* (Español)
 
* (Español)
  
== Definition ==
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==Definition==
=== Glossary of "Ecology (6th ed.)" by [[Krebs_2009|Krebs (2009)]] ===
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===Glossary of "Ecology (6th ed.)" by [[Krebs_2009|Krebs (2009)]]===
* natural selection that favors traits either above or below the average of the population, so that over time the average moves in one direction.
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*[[natural_selection|natural selection]] that favors [[trait|traits]] either above or below the average of the [[population]], so that over time the average moves in one [[direction]].
  
=== Glossary of "Evolution (4th ed.)" by [[Futuyma_Kirkpatrick_2017|Futuyma & Kirkpatrick (2017)]] ===
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===Glossary of "Plant Biology (1st ed.)" by [[Graham_Graham_Wilcox_2003|Graham et al. (2003)]]===
*Selection for a value of a character that is higher or lower than its current mean value.
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*A process of [[selection]] that favors individuals with a [[trait]] at the extreme of its character range over individuals with the average or opposite extreme for that [[trait]].
  
=== Glossary of "Plant Biology (1st ed.)" by [[Graham_Graham_Wilcox_2003|Graham et al. (2003)]] ===
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===Glossary of "Evolution (4th ed.)" by [[Futuyma_Kirkpatrick_2017|Futuyma & Kirkpatrick (2017)]]===
* A process of selection that favors individuals with a trait at the extreme of its character range over individuals with the average or opposite extreme for that trait.
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*[[selection|Selection]] for a value of a character that is higher or lower than its current mean value.
  
== 文献(引用) ==
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===Glossary of "Life (9th ed.)" by [[Sadava_Hillis_Heller_Berenbaum_2011|Sadava et al. (2011)]]===
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*[[selection|Selection]] in which [[phenotype|phenotypes]] at one extreme of the population distribution are favored. (Contrast with [[disruptive_selection|disruptive selection]], [[stabilizing_selection|stabilizing selection]].)
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==文献(引用)==
 
*[[Futuyma_Kirkpatrick_2017|Futuyma, D. J. & Kirkpatrick, M.  2017.  Evolution, 4th ed.  -xviii + 602 pp.  Sinauer Associates, Inc., Sunderland.]]
 
*[[Futuyma_Kirkpatrick_2017|Futuyma, D. J. & Kirkpatrick, M.  2017.  Evolution, 4th ed.  -xviii + 602 pp.  Sinauer Associates, Inc., Sunderland.]]
* [[Graham_Graham_Wilcox_2003|Graham, L. E., Graham, J. M. & Wilcox, L. W.  2003.  Plant Biology.  -xxxv + 497 pp.  Pearson Education, Inc., Upper Saddle River.]]
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*[[Graham_Graham_Wilcox_2003|Graham, L. E., Graham, J. M. & Wilcox, L. W.  2003.  Plant Biology.  -xxxv + 497 pp.  Pearson Education, Inc., Upper Saddle River.]]
* [[Krebs_2009|Krebs, C. J.  2009.  Ecology, 6th ed.  -xvi + 655 pp.  Pearson Benjamin Cummings, San Francisco.]]
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*[[Krebs_2009|Krebs, C. J.  2009.  Ecology, 6th ed.  -xvi + 655 pp.  Pearson Benjamin Cummings, San Francisco.]]
 
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*[[Sadava_Hillis_Heller_Berenbaum_2011|Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R.  2011.  Life: The Science of Biology, 9th ed.  -xliv + 1266 pp.  Sinauer Associates, Inc., Sunderland.]]
 
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2018年10月8日 (月) 21:16時点における最新版

directional selection

  • 方向性選択,定方向選択(日本語)
  • (Español)

Definition

Glossary of "Ecology (6th ed.)" by Krebs (2009)

Glossary of "Plant Biology (1st ed.)" by Graham et al. (2003)

  • A process of selection that favors individuals with a trait at the extreme of its character range over individuals with the average or opposite extreme for that trait.

Glossary of "Evolution (4th ed.)" by Futuyma & Kirkpatrick (2017)

  • Selection for a value of a character that is higher or lower than its current mean value.

Glossary of "Life (9th ed.)" by Sadava et al. (2011)

文献(引用)


広島大学 / デジタル自然史博物館 / 植物 / アルファベット順 / D | 仮名順 にもどる