Genetic investigations in a Northern Brazilian island. II. Random drift.

Abstract

18 albinos were born on Lençóis island. Since 3 of them died and 5 emigrated, the prevalence of albinism is about 3% in the island. 2 inbred brothers with brachydactyly of the index fingers and 1 case of 'achondroplasia' were also found. The analysis of the population structure of the island suggests that its high frequency of albinism may have been… (More)

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