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In addition, since the molecular clock is not perfect, it is necessary to use as much sequence information as possible to obtain reliable date estimates.For this purpose, we decided to retrieve the complete cytochrome bone, obtained in 2002 from Cova des Gorgs, that looked macroscopically very well preserved and therefore was suggestive of DNA survival.magazine has been continuously published since 1978, we are publishing some of the articles from the archives for historical interest, such as this.For teaching and sharing purposes, readers are advised to supplement these historic articles with more up-to-date ones available by searching

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A DNA study reached back thousands of years to track that conquest and found evidence of two major dispersals from the Middle East, in which people evidently took cats with them.Couples can have themselves tested to see if they are also a good match genetically.'We know from earlier research on apes that we find our opposites very attractive.The Balearic Islands were last connected to the continent during the Messinian regression, when the Mediterranean basin was dried out, allowing faunal exchanges between the islands and the continental lands [ for calibrating the DNA molecular clock of caprines.Previously, only dates outside caprines (the emergence of the family Bovidae 18.5 Mya), or dates that are too recent for accurate estimations (common ancestry of some domestic sheep breeds a few thousand years ago) could be used [].

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