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Natural Selection. Module 3.
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3 Types of Selection. Both phenotypes are at extremes Eliminates extremes from going array on both phenotypes One extreme phenotype.
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Directional Selection in Wild Atlantic Salmon Populations: Evidence for Parasite-Driven?.
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References:. “Footprints of Directional Selection in Wild Atlantic Salmon Populations: Evidence for Parasite-Driven Evolution?” Ksenia J. Zueva , Jaakko Lumme,Alexey E. Veselov,Matthew P. Kent, Sigbjørn Lien,Craig R. Primmer Published: March 26, 2014 https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0091672 “Darwinian natural selection: its enduring explanatory power” Gregory G. Dimijian , Published: April 25, 2012 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3310512/.