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Lineage selection occurs when the frequency of one biological lineage changes relative to another lineage. Lineage selection is a generalization of individual based natural selection; the stating that an allele is favored by natural selection is equivalent to stating that the lineage bearing the allele is favored by natural selection. For alleles with simple positive or negative fitness effects, lineage and individual based selection are equivalent. However, lineage selection can accommodate a wider array of evolutionary phenomena, such as the adaptive evolution of
evolvability Evolvability is defined as the capacity of a system for adaptive evolution. Evolvability is the ability of a population of organisms to not merely generate genetic diversity, but to generate ''adaptive'' genetic diversity, and thereby evolve thr ...
,
altruism Altruism is the principle and moral practice of concern for the welfare and/or happiness of other human beings or animals, resulting in a quality of life both material and spiritual. It is a traditional virtue in many cultures and a core as ...
, and recombination. Additionally, lineage selection is useful in determining the effects of mutations in highly structured environments such as tumors.


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Altruism Altruism is the principle and moral practice of concern for the welfare and/or happiness of other human beings or animals, resulting in a quality of life both material and spiritual. It is a traditional virtue in many cultures and a core as ...
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