Sentence examples for by a common descent from inspiring English sources
Michel Seymour's proposal of a "socio-cultural definition" adds a political dimension to the purely cultural one: a nation is a cultural group, possibly but not necessarily united by a common descent, endowed with civic ties (Seymour 2000).
These can be equally explained by HGT or by common descent and were conservatively assigned to the vertical inherited category.
It presented a body of evidence that the diversity of life arose by common descent through a branching pattern of evolution.
Worse, if individual observations of a mutation are not independent mutation events, but instead arose by common descent from a single ancestral mutation event, the results will be skewed by such "double-counting" bias within the data.
We know now that these homologies are produced by common descent, by gene transfer between lineages, or by convergence, different processes that were combined in misleading ways in these old networks.
Darwin brushed away this conflict in a single pgraph by showing that common descent could explain the common body plans of related organisms, and that natural selection could explain their adaptive differences as they were modified to fit the conditions of existence.
Further difficulty arises as families are defined quite legitimately in different ways: by common descent or by common possession of distinguishing features.
The loss suffered by the genes of the altruist are compensated by genes in the recipient made identical by common descent of the altruist and recipient.
The presence and role of Pax6 in structurally different types of eyes, from the compound eyes of a fruit fly to the single-lens camera eyes of a human, indicate genetic and developmental similarities best explained by common descent.
Although a number of candidate disease genes have been identified in this manner, there has been a lack of reproducibility due in part to confounding by common descent [15], [16].
