

CRISPR, Colors, Narwhals. June 15, 2018, Part 2
Over less than a decade, the gene-editing technique known as CRISPR-Cas9 has taken the biology world by storm. But two new studies indicate that there could be a downside to the CRISPR approach. Did you know a blue jay’s feathers and a butterfly’s wings aren’t actually blue? Neither are your blue eyes. From the colors…
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