bottleneck

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Related to bottlenecks: Population bottlenecks
A marked decrease in gene pool diversity due to a low number of genetically distinct individuals in the population, i.e., a population bred from 2 individuals has far fewer variables on the allelic loci—a bottleneck—than a second population bred from hundreds of individuals

bottleneck

a period in the history of a population during which the number of individuals is reduced to a low number, perhaps by disease or extreme environmental conditions. As a result RANDOM GENETIC DRIFT may occur in the population. See also FOUNDER EFFECT.
References in periodicals archive ?
As this study ably demonstrates, gridlock and bottlenecks have significant impact on our economic competitiveness and quality of life.
Chromatography, as the major method for large scale protein purification, takes a leading role in downstream processing and remains the major hurdle in overcoming bottlenecks.
While the government could improve immediate bottlenecks with emergency measures, shipping companies are concerned with long-term capacity growth.
Armed with the knowledge of where the bottleneck was on a given day, managers and supervisors looked ahead to address bottlenecks projected by the software.
Although many physicians lament their diminished authority, perhaps they can find value in their new roles as crucial process bottlenecks, foci of the entire operation.
If the double bottleneck hypothesis is correct, captive crosbreeding programs using east African and south African animals together might improve the cheetah's genetic profile and chances for survival.
By utilizing VKernel's quick-to-install virtual appliance model, users can eliminate current capacity bottlenecks and future ones through a simple, single-screen management dashboard.
While this update clearly shows that gridlock has grown over the past five years, motorists in cities that have moved aggressively to unclog bottlenecks are reaping the benefits of improved traffic flow.
One surefire way to eliminate a database I/O bottleneck is to add solid-state disk technology (like MTI's V-Cache enterprise application accelerator) to the solution.
bottlenecks are the Interstate 405/10 on the Westside and the Interstate 10/5 downtown.
When you observe bottlenecks over time, you find that they constantly move from place to place due to system dynamics and interdependencies.
Today's leading marketers want to be free - less dependent on time-consuming process bottlenecks.