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In PLoS Computational Biology this week, a trio of investigators at Portugal's Instituto Gulbenkian de Ciência demonstrate that genetic redundancy is lost as a result of decreased selection for robustness in predicable environments. In interrogating "the evolutionary dynamics of genetic redundancy in extremely reduced genomes," the team found "a selective drive to keep the diversity of protein families while sacrificing paralogy."

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NPR reports that vaccine developers are working on SARS-CoV-2 vaccines that are easier to store or administer than the current crop.

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