The author is at the Departamento de Genética Universidade Federal do Rio de Janeiro, Caixa Postal 68011, Rio de Janeiro, 21944-970, Brazil.
bernardo@biologia.ufrj.br
Many organisms have sexual recombination, yet its advantages are not fully understood. A new study of the fruit fly Drosophila miranda shows that recombination is essential for removing deleterious mutations from the genome and for allowing beneficial mutations to be incorporated.
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