Scientists identify earliest protein necessary for cell division. The protein sas-7, pulled from roundworms, is now considered the earliest known actor in the early cell division that is vital to the molecular machinery that directs the genetic traffic that builds all animals.

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Scientists identify earliest protein necessary for cell division. The protein sas-7, pulled from roundworms, is now considered the earliest known actor in the early cell division that is vital to the molecular machinery that directs the genetic traffic that builds all animals.