Regenesis

The direct sequel to Cyteen, Regenesis continues the story of Ariane Emory, Personal Replicate, the genetic clone of one of the greatest scientists humanity has ever produced, and of her search for the murderer of her progenitor-the original Ariane Emory. Murder, politics, deception, and genetic and psychological manipulation combine against a backdrop of interstellar human factions at odds to confront questions that have remained unanswered for two decades...

Who killed the original Ariane Emory?

And can her Personal Replicate avoid the same fate?