Sentence examples for by common descent from from inspiring English sources
If the former, the most likely explanation would be that they were there by common descent from animal ancestors.
Figure 5: Vertebrate wings are homologous as forelimbs; they are derived by common descent from the same structure.
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.
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.
Vertical transmission of genetic information is the basis for evolution by common descent.
These can be equally explained by HGT or by common descent and were conservatively assigned to the vertical inherited category.
When selection is strong, this does not, necessarily, measure the extent to which individuals are similar by common descent.
Sequence similarity, for example via characteristic motifs, can make it clear that sequence fragments are related by common descent.
For the SW tribe, the fraction of genes shared by common descent was calculated for 169,071 pairs of participants.
Divorcing the pattern of common descent from mechanisms and emphasis on macroevolution.
