Words similar to ancestor

Example sentences for: ancestor

How can you use “ancestor” in a sentence? Here are some example sentences to help you improve your vocabulary:

However, a problem with this hypothesis is that it requires that the GshA gene, which appears to be important only to aerobes, must have originated in the last common ancestor before the emergence of O 2, which occurred only after the evolution of cyanobacteria about 2.6 billion years ago [ 22].
To increase the amount of data in this training set ( B 2 ) without biasing sample sizes, we pooled sequences from all species in the zygomycetes with all available chytridiomycete coding sequences, and compared this training set with a set from a single plant genus, Medicago ( A 2 ). We chose this option, rather than including an arbitrary subset of sequences from the ascomycetes and basidiomycetes, because zygomycetes and chytridiomycetes have diverged from their common ancestor less recently than the ascomycetes and basidiomycetes, based on 18S ribosomal RNA sequence data [ 34].
In contrast, only 14 fusion-linked pairs of COGs show evidence of independent fusion in two kingdoms, and in just two cases, the fusion seems to have been inherited from the last universal common ancestor.
Their name, says the myth, was bestowed on them when an ancestor, on his way to meet another tribe, walked through land burned by prairie fire and blackened his moccasins.
By comparison, measuring the realized niche requires a head-to-head test of fitness with the ancestor.