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Significats de population bottleneck en anglès
An evolutionary event in which a significant percentage of a population or species is killed or otherwise prevented from reproducing, and the population is reduced by 50% or more, often by several orders of magnitude.
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Examples for "genetic bottleneck"
Examples for "genetic bottleneck"
1
They have experienced what is known as population or genetic bottleneck.
2
Recent findings: Transmission of HIV-1 involves a reduction in viral diversity, supporting the concept of a genetic bottleneck.
3
What is known already: mtDNA inherits maternally through a genetic bottleneck, but the underlying mechanisms are largely unknown.
4
If you're talking about the genetic bottleneck after the explosion of Mount Toba, it only lasted twenty thousand years.
5
But when biologists looked at the genetic variability of the Alcedo tortoises, they discovered a genetic bottleneck, or narrowing of diversity, about 88,000 years ago.
Ús de population bottleneck en anglès
1
There was a real population bottleneck in our history.
2
A host population bottleneck therefore resulted in the exclusion of adult-acquired SIV and pegivirus from the Caribbean AGMs.
3
Hihi have experienced what she calls a " severe population bottleneck" which has caused a loss of genetic diversity.
4
We found evidence of a small population bottleneck and extensive use of ancestral variation often traceable to founders of cultivars from diverse geographic regions.
5
Mostly, that's because cheetahs have an unusual lack of genetic diversity, thanks to a population bottleneck 10,000 years ago.
6
It appears that by a combination of mixed origin and a population bottleneck, the Dutch and Danish Land-races are separated from the other breeds.
7
A reason for this would be population bottlenecks during the virus life cycle.
8
This will help biologists to identify the population bottlenecks in nature that underlie low recruitment rates.
9
Novel environmental lineages emerged from sequential population bottlenecks, carrying mutations potentially involved in adaptation to the aquatic ecosystem.
10
Additionally, we found no evidence for either positive selection or widespread population bottlenecks during the global expansion of canid RABV.
11
Size and number of ROHs are in agreement with known demography of the populations , with population bottlenecks highly increasing ROH occurrence.
12
Domesticated species are an excellent model to investigate the consequences of population bottlenecks on genetic and deleterious variation in small populations.
13
Our results indicate that the timing and nature of population bottlenecks can substantially shape the deleterious variation landscape in small populations.
14
Here we report a quantitative estimate of population bottlenecks during the systemic colonization of tobacco leaves by Tobacco mosaic virus (TMV).