Sentence examples for of this ancestor from inspiring English sources
All descendants of this ancestor are related on the basis of homology and shared derived traits.
The single ancestor origin of the variant being established, we were interested in determining the geographic origin of this ancestor.
One of the most important aspect of this ancestor, whether it had a closed biological membrane or not, has recently been intensely debated.
Reconstructing the gene catalogue or complement of this ancestor, from which 99% (in terms of species number) of the extant animal kingdom subsequently evolved is a crucial goal for understanding animal evolution.
We cannot determine whether this ancestral lineage was associated with nematodes, arthropods, or another host group, and we cannot derive conclusions on the nature of the symbiosis (parasitic vs. mutualistic) of this ancestor.
If the ancestor had acquired the direct development characteristics, the synapomorphy of asterophryines, which can eliminate the use of a freshwater environment for the egg and tadpole development, oversea dispersal of this ancestor would have occurred relatively easily [ 16].
Our finding that the last common ancestor of Archaea and Eucarya probably contained a Topo IB weakens this argument, and is more in favour of a DNA genome for this ancestor.
The close relation of this particular ancestor with the ancestor of the Raphinae and the habits observed throughout the extended Dodo clade all point towards a similar set of traits for the ancestor of the Raphinae.
First, are the Drosophila and vertebrates clusters homolog, already present in the last common ancestor of these species (this ancestor is known as Urbilateria as it is the ancestor of all bilaterians, the animals displaying a bilateral symmetry)?
Considering an intergenerational time interval of 25 years, this ancestor would have lived 625 years ago (95% confidence interval, 400 1025).
In all of these cases, this ancestor was estimated to have been cyst to free-living (prop. likelihood 1.00).
