common ancestor


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common ancestor

a relative occurring in the family trees of both parents in a cross. For example, cousin matings have grandparents as common ancestors.
References in classic literature ?
The "Catalogues" proper were a series of genealogies which traced the Hellenic race (or its more important peoples and families) from a common ancestor.
And from the ape the boy learned the methods that had been handed down to Akut from some common ancestor of them both, who had roamed the teeming earth when ferns were trees and crocodiles were birds.
This, indeed, might have been expected; for as natural selection acts through one form having some advantage over other forms in the struggle for existence, it will chiefly act on those which already have some advantage; and the largeness of any group shows that its species have inherited from a common ancestor some advantage in common.
Both mind and matter seem to be composite, and the stuff of which they are compounded lies in a sense between the two, in a sense above them both, like a common ancestor.
Come back to the ways of our common ancestors, come back to the light of kindliness and fellowship.
Most previous analyses date the Y chromosome common ancestor to between 50,000 and 115,000 years ago and the mitochondrial DNA common ancestor to between 150,000 and 240,000 years ago.
Washington, February 20 ( ANI ): The ability to metabolize ethanol - the alcohol in beer, wine and spirits - might have originated in the common ancestor of chimpanzees, gorillas and humans roughly 10 million years ago, perhaps when this ancestor became more terrestrial and started eating fruits fermenting on the ground, according to scientists.
Either the evolution from dinos to birds took place earlier, or both birds and dinos evolved from some other common ancestor.
Over 40 percent of the genome of the common ancestor of human and mouse has been deleted in mouse.
It turned out that the common ancestor of all birds carrying remnants of the virus lived about 82 million years ago.
London, October 8 ( ANI ): The common ancestor of modern mammals, which was often thought to be tiny, shrew like and living unobtrusively in the shadow of dinosaurs, may have actually been more like a small monkey in size, a genetic analysis has suggested
Researchers have reconstructed a hypothetical last common ancestor of all living placental mammals by working backward on the new family tree they constructed using both genetic and anatomical data.

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