Scientists have discovered that the protein machines that shape our DNA can switch direction. Until now, researchers believed that these so-called SMC motors that make loops into DNA could move in one ...
LONDON, ENGLAND - NOVEMBER 11: (L-R) Harry Styles, Niall Horan, Louis Tomlinson, Zayn Malik and Liam Payne of X-Factor band One Direction attend the Harry Potter And The Deathly Hallows: Part 1 World ...
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