0
Geographic isolation causes the environments to separate. The members of each side will be separated and gradually become more and more distinct as time goes. Eventually, when they are unable to interbreed, that is evidence of speciation.
Wiki User
∙ 10y ago
Wiki User
∙ 15y ago"Crossing over" causes genetic variation, as well as the random orientation of chromosomes at metaphase I. "Crossing over" increases the number of possible chromosome combinations so much so, that meiosis can produce an effectively limitless number of genetically different haploid cell types from one diploid cell !
Wiki User
∙ 9y agoSpeciation refers to the formation of a new and distinct species over a period of time. Some of its causes are geographic isolation and the reduction of gene flow.
Wiki User
∙ 12y agoany geographic isolation, reproductive isolation or behavioral isolation can lead to speciation.
Wiki User
∙ 12y agoReproductive or Geographic Isolation.
Add your answer:
Earn +20 pts
Natural selection can lead to the formation of a new species which is called?
The development of a new species through evolution is called speciation.
What event could lead to speciation according to the punctuated equilibrium theory?
A meteor strikes Earth.
Speciation caused by change in the course of a river is an example pf divergent speciation?
Allopatric speciation.
What are three events that can lead to speciation?
Species (phylogenetically and genetically distinct animals from a common ancestor) form when barriers exist to prevent outbreeding. These are usually environmental (e.g. mountain ranges, oceans, climatic barriers) or biological (e.g. interbreeding of two species results in an infertile offspring).
What are the two main types of isolation?
That would be geographic isolation and reproductive isolation. Both could lead to speciation.
Divergence may lead to what?
speciation
What are three events that lead to speciation?
Separation, Adaptation, Division
Natural selection can lead to the formation of a new species which is called?
The development of a new species through evolution is called speciation.
What are the types of isolation the can lead to speciation?
reproductive, behavioral, geographic, and temporal
Natural selection is the only mechanism of evolution that will lead to?
Adaptive change and speciation.
Speciation is the process by which new species are formed Which of the following circumstances is most likely to lead to speciation?
A population becomes separated by different environments and do not reproduce with one another.
What are three ways that can lead to speciation?
by natural selection, genetic drift and geographical isolation
What event could lead to speciation according to the punctuated equilibrium theory?
A meteor strikes Earth.
How do habitat and competition lead to speciation of Pollenpeepers on Warwick Archipelago?
how is natural selection occurring in the pollenpeepers
What are 3 events that can lead up to speciation?
Isolation often leads to speciation, because as each isolated population evolves new characteristics, the separate populations eventually get DNA that is too different for the two to breed and have fertile offspring (this is the point when speciation has occurred). In the case that there is not isolation, the whole species must slowly evolve until it becomes a new species. However, here the line between where the speciation actually occurred becomes blurry, because it doesn't happen in a single generation.
How do change Genetic equilibrium lead to speciation?
Allele frequency is altered by genetic drift, natural selection, migration, mutation, or nonrandom mating. This results in a change in genetic equilibrium in a population that is evolving. Evolution leads eventually to speciation.
Speciation caused by change in the course of a river is an example pf divergent speciation?
Allopatric speciation.
