A population that has been isolated, especially a smaller one, could have a high level of homozygosity and therefore not a lot of genetic variation. Gene flow between such populations can increase the level of heterozygosity, and therefore up genetic variation.
Although the diagram is not provided, I have encountered it before. The region labelled "B" is a ring with two small particles on it. This ring is the electron cloud and is where the electrons move. Therefore, it is negatively charged.
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Forestal tiene una cierta capacidad de "cicatrizarse" para recuperarse. Esta resiliencia ecológica varía con el contexto biogeográfico e histórico. El oeste de Nueva Orleans, seis meses después del paso del huracán Katrina
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