inbreeding depression


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Related to inbreeding depression: heterosis

inbreeding depression

n.
A loss of vigor and general health that sometimes characterizes organisms that are the product of inbreeding.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

inbreeding depression

a reduction in viability resulting from increased homozygosity through INBREEDING.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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Inbreeding depression for economically important traits of Mazandaran native fowls.
The genetic basis of inbreeding depression is explained by two main hypotheses: the first is the partial dominance hypothesis presuming that, under directional dominance, a large number of recessive/partially recessive genes cause inbreeding depression (CROW, 1952).
Inbreeding depression is the occurrence of undesirable traits in the herd that threaten the performance and survival of the herd.
Inbreeding depression and its evolutionary consequences.
Schemske, "Evolution of the magnitude and timing of inbreeding depression in plants," Evolution, vol.
"When we reduced demographic parameters proportional to reductions documented in another wild population of mountain lions that experienced inbreeding depression, extinction probability rose to 99.7 percent."
It is facultative cross pollinator and the plants of coriander after selfing do not show certain inbreeding depression. And outcrossing also take place if pollen from other coriander plant reach the stigma.
(1996) found no evidence of inbreeding depression or reduced adult survival in the social small mammal carnivore, dwarf mongoose [Helogale parvula (Bonaparte)].
Heterosis inbreeding depression heritability in narrow sense genetic advance and correlation: Magnitude of heterosis in F1 (HF1) inbreeding depression in F2 narrowsense heritability (h2 ) estimates expected genetic advance in the next generation and correlation was computed as explained elsewhere (Ali 2010).
The second edition contains additional information on breaking of physical dormancy, effects of inbreeding depression and seed heteromorphism as well as new topics like the role of seed banks and the relationship between seed germination and climate change.