The rise of horse power ~4,200 years ago

All domestic horses living on the planet today, whether racetrack champions, pony-club companions, or heavy draft giants, find their origins in the western Russian steppes of the third millennium BCE. However, the exact chronology ...

Biomolecular sliding at the nanoscale

In organisms whose cells have a nucleus, like plants and animals, the basic packaging units of DNA are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones. Gene ...

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