Sentence examples for joint ancestor from inspiring English sources

Others argue the chimps' peaceful cousin, the bonobo, is just as plausible a model for the joint ancestor.

Dr. Wrangham's view is that since gorillas and chimps are so similar, their joint ancestor, which lived some seven million years ago, would have been chimplike and therefore so would the joint ancestor of chimps and humans when they parted ways two million years later.

Chimpanzee warfare is of particular interest because of the possibility that both humans and chimps inherited an instinct for aggressive territoriality from their joint ancestor who lived some five million years ago.

The joint ancestor of chimps and humans lived about five million years ago and is often assumed to have had a chimplike social structure, with a male hierarchy, promiscuous mating by the females and all-out war between neighboring bands.

In such cases, you inherit only half of your father's genes directly, but of the half that got left on the cutting-room floor, some may have come to you via your mother, who shared them with your father via a joint ancestor.

This simplified tree agrees well with the more comprehensive phylogenies published by Wethington and Lydeard [ 47] and Wethington et al. [ 48], Physa acuta and P. carolinae being depicted as sister taxa, with P. pomilia their most immediate joint ancestor, and P. gyrina more distant, given Aplexa as an outgroup.

Shared alleles in descendent species may have been inherited as pre-existing polymorphisms from their joint ancestors, as well as via recent gene flow since speciation.

Allozyme studies revealed similarly large heterozygosities in H. armigera and H. punctigera but with H. zea displaying 61% less mean heterozygosity, and Mallet et al. [ 7] suggested that H. zea evolved from a small founding population of H. armigera (or of their joint common ancestor).

Our close cousins the chimpanzees have brains one third the size of ours, as do the Australopithecines, the apelike human ancestors who evolved after the split from the joint human-chimp ancestor six or seven million years ago.

Based on these conserved events, however, and based on the history of lager beer production originating in Munich, we favor the notion that both strains share a joint history and a common ancestor.

The joint parallel evolution process probability Pr(Ancestor, Species 1, 2, and 3) is and the joint phylogenic evolution process probability Pr(Root, Ancestor, Species 1, 2, 3) is Jukes and Cantor 8 proposed the first probabilistic nucleotide evolution model which assumes substitution to take place randomly among four types of nucleotides "A[1]T[2]C[3]G[4]".