Given that mouse Boule is required for sperm production like fly boule but different from C. elegans daz - 1, we propose that Urbilaterian Boule had an ancestral function in male gametogenesis which was
lost during the evolution of the nematode lineage (Figure 7).
«These connections may not have been
lost during evolution of humans and other primates after all,» says Martin, who speculates that primates have the best of all possible visual worlds: full stereo vision, and the ability to quickly spot and respond to danger.
One third of this mass was
lost during the evolution of the star.
Not exact matches
The study showed that the two new species continued to
lose genes but from different regions of their genomes, indicating that
during their
evolution they occupied different biological roles and mechanisms to ensure survival.
In their recent study, the team devised a way that ensures the memory element is not
lost from the genome
during the
evolution of the bacterial population over more than a hundred generations.
This newly discovered gene has the same developmental role as an unrelated, previously - known gene which appears to have been
lost or altered in certain fly families
during evolution.
«Imprinted loci are newly gained, and probably
lost,
during evolution,» says Nakabayashi.
They also reexamined the occurrence of bicoid and discovered that the gene has been repeatedly
lost or substantially altered in certain fruit flies and tsetse flies
during evolution.
Pseudogenes have been considered as non-functional genes, which are believed to be gene remnants that
lost their function
during evolution.
It's been 20 years since Konami started making football games, and despite a dip in form
during the PS3 and Xbox 360 era, the Pro
Evolution Soccer series is showing no signs of
losing its legs.
Cats either never acquired or
lost this ability to use plants for energy
during their
evolution — a kind of nutritional dead - end.