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How is a hybrid zone most likely to change over time if hybrid offspring have higher fitness than both parental populations?
Wiki User
∙ 11y ago
It should expand into the ranges of both parental populations
Wiki User
∙ 11y ago
If hybrid offspring have higher fitness than both parental populations, the hybrid zone is likely to expand over time as hybrids outcompete the parental populations. This can result in genetic swamping, where the hybrid gene pool replaces that of the parental species. Over time, this can lead to the eventual fusion of the two parental populations into a single hybrid population.
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What is the process by which populations accumulate inherited changes over time?
The process by which populations accumulate inherited changes over time is called evolution. Evolution occurs through mechanisms such as natural selection, genetic drift, mutation, and gene flow, leading to the gradual change and diversification of species. These inherited changes can result in adaptations that increase the fitness of individuals within a population.
Gradual change in populations of organisms that occurs when the environment changes?
This is known as evolution. Evolution is the gradual change in the heritable characteristics of biological populations over successive generations due to factors such as natural selection, genetic drift, and mutations. It occurs in response to changes in the environment and can result in the adaptation of organisms to better survive and reproduce in their environment.
What is meant by the statement Populations evolve individuals don't?
This statement refers to the fact that evolution occurs at the level of populations over generations, with changes in allele frequencies leading to evolution. It emphasizes that individual organisms do not evolve within their lifetimes, as they do not change genetically, but rather it is the population as a whole that evolves.
What change in the eastern hemisphere was caused by the Columbian Exchange?
The Columbian Exchange led to the introduction of new crops and animals to the eastern hemisphere, which resulted in changes in agriculture and diet. It also facilitated the spread of diseases to which indigenous populations had little immunity, leading to devastating effects on their populations.
Various growth phases through which most populations go are represented on?
The various growth phases through which most populations go are represented on a graph known as a population growth curve. This curve typically includes phases such as exponential growth, slowing growth, stability, and decline. These phases help scientists understand how populations change over time due to factors such as resource availability and environmental conditions.
Which can adapt to change alleles offspring individual or populations?
It is populations which adapt. Alleles are passed on or not, offspring and individuals survive or not.
How can populations change in size?
the populations can change in size because there could be more of the offspring.
How does fitness relate to evolution?
Fitness to a biologist means ' reproductive fitness. ' The variant organism that survives against the immediate environment and leaves more descendants that the other organisms of his population is fit. These descendant's this organism leaves change the allele frequency of the populations gene pool and this is the definition of evolution.
How do changes at the DNA and gene level change populations to eventually form new species?
I think you're talking about genetic mutation... If the trait is dominant then it will be spread to its offspring and if it doesn't hinder the offspring's survival then the trait will continue to be passed on to new generations.
Why is it that only populations evolve not individuals?
Populations evolve as changes in genes are passed down from parent to offspring. When a genetic change is passed down, it is there with the offspring organism from the start of its life and can affect how it develops. The organism with the altered genes can then pass those changes down to its own offspring, and thus the change can affect a population over the course of generations. So evolution occurs not by individuals changing, but from each new generation being slightly different from the previous one. An individual organism keeps the same set of genes it is born with through its entire life.
How do you change parental level codes?
To change parental level controls on the computer click start. Go to control panel and click parental controls. From there you can change levels and monitor web sites. ----
How do you clear parental control for ps2?
you need the password to change the parental control
How can be change our populations as a resource?
Chocolate
Distinguish between fitness and adaptation?
Fitness is a measure of the average reproductive alacrity of a particular variant, lineage or population.Adaptation is a genomic change that increases fitness for the variants or lineages carrying the change.
How might a change in one populations affect other populations in a community?
It would change because when a population changes, a community changes too.
Do populations change quickly or slowly?
slowly
Why is there variation?
the change that occur from parents in the offspring
