The Amish community in Eastern Pennsylvania stemmed from a small closed population of around 200 individuals from Eastern Europe. Certain mutant alleles have been found at higher frequencies in the Amish relative to the general population, including a rare form of dwarfism called Ellis-Van Creveld syndrome, in which the short stature is accompanied by polydactyly. Evaluate the factors driving evolution in the Amish population. Is this form of evolution adaptive? Explain.
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The Amish community in Eastern Pennsylvania stemmed from a small closed population of around 200 ind...
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