Sentence examples for shared ancestor from inspiring English sources

Random infrequent changes once again provide a way of estimating the number of generations back to a shared ancestor.

Both festivals represent the distant spawn of a shared ancestor: 1970s disco, which placed the disc jockey at the center of the music, using two turntables to mix, mesh and extend whatever would keep people dancing.

In this exercise of classification that brain is being put to strenuous use, because the particular characteristics are so variable that scientists today define mammals not using physical criteria but evolutionary origins: "All mammals alive today descended from a single, shared ancestor".

If all the intermediates, down both forks of the V from the shared ancestor, had happened to survive, moralists would have to abandon their essentialist, "speciesist" habit of placing Homo sapiens on a sacred plinth, infinitely separate from all other species.

These lineages together with their shared ancestor represent a clade (amniotes) in which the first two clades are nested.

They were also able to infer what the brain of the creatures' most recent shared ancestor might have looked like.

c shows the groupings of related species and their shared ancestors, which are known as "clades".

The important point in calculating relatedness is not the number of intervening nodes along a given branch but the number of shared ancestors.

Some people think the higher the number of internal nodes between groups of species the more distantly related they are instead of considering the number of shared ancestors.

And often, these shared ancestors lived in the last 500 years--since the time of Columbus--which in human history is a bit like yesterday.

The GO similarity score between two gene products is based on the number of shared ancestors.