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panmixia

Line breaks: pan|mixia
Pronunciation: /panˈmɪksɪə
 
/

Definition of panmixia in English:

noun

[mass noun] Zoology
Random mating within a breeding population.
Example sentences
  • Microsatellite markers revealed no particular departure from panmixia within each local population and a genetic structure consistent with isolation by distance.
  • If the size of the effective breeding population is still greater, approaching panmixia in varying degrees, evolution will be slowed down considerably.
  • With an extinction-colonization model, the probability of fixation can be much reduced relative to panmixia.

Origin

late 19th century: modern Latin, from German Panmixie, from Greek pan 'all' + mixis 'mixing'.

Derivatives

panmictic

1
adjective
Example sentences
  • The ocean has been thought to have few boundaries, and marine species have been often perceived to be panmictic.
  • Contrary to our expectation, populations within subspecies were essentially panmictic, despite behaviors, such as semicolonial nesting and philopatry, that might be expected to limit dispersal.
  • Another long-standing question stemming from the eels' catadromous life history is whether conspecific populations from different locales within a continent have come from a panmictic spawn.

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