What is natural selection? | Lightner, JK. 2010.
CM 15(4):10-11. CELD ID 23284Abstract In this article we'll be asking and answering several questions about natural selection, which can be defined as (Anonymous [1], n.d.): A process in which some individuals have genetically-based traits that improve survival or reproduction and ... thus have more offspring surviving to reproductive age than other individuals. Because the offspring also carry the genes for these traits, this process causes the genes for advantageous traits to become more common in populations and the genes for disadvantageous traits to become less common in populations.
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