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But mutaon produces new variaon for selecon to act

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Unformatted text preview: species Note: gene>c dri: may cause high frequencies of deleterious alleles in small popula>ons For example, PKU (phenylketonuria) RR (normal) and Rr (carriers) can metabolize phenylalanine, but rr individuals can suffer severe brain damage unless diet is carefully controlled In Ireland, the observed frequency of the r allele is...
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