Sentences with phrase «evolutionary branches on the tree»

«Global biodiversity catastrophes are not about death but about the pruning of evolutionary branches on the tree of life at a rate much higher than the sprouting of new shoots,» added co-author Ivo Duijnstee, an adjunct assistant professor of integrative biology.

Not exact matches

In the upper world, mind, thought, and ideas make their appearance as fruit on the topmost branches of an evolutionary tree.

Dr. Jay Gordon said, «We'd be a dead branch on the evolutionary tree if human milk rotted human teeth.»

On the evolutionary tree, the animal and fungal kingdoms sprout from the same branch, splitting from each other long after plants diverged.

For years, evolutionary biologists have believed that the sedentary sponge — that mushy aquatic creature so rudimentary it doesn't even have tissues or nerves — branched off the animal family tree before any other lineage, making it a relic of the very first animal on earth.

A decade later, as a postdoctoral researcher, he was working on a multi-university collaboration called the Tree of Life, to piece together the phylogeny — that branching tree of evolutionary history — for all flowering plaTree of Life, to piece together the phylogeny — that branching tree of evolutionary history — for all flowering platree of evolutionary history — for all flowering plants.

It took more than two years to strip the stone from the whale skull, and when he did, «there before me was what looked like an entirely new branch on the evolutionary tree of whales.»

With large amounts of data backing up each evolutionary branch on the turtle tree of life, scientists are able to compare their evolution not only across species, but also across each continent's corresponding fossil records.

Because they don't have any obvious bilateral symmetry — unlike most animals — the two Dendrogramma species must sit on one of the lowest branches in the animal evolutionary tree, occupied by the few animals that lack this symmetry.

A Tel Aviv University researcher was part of the team that released findings Thursday showing that the human evolutionary tree has fewer branches than originally thought, based on a 1.8 - million - year - old skull found buried under a medieval Georgian village.

This gap in knowledge led to a debate over the shape of the mammalian evolutionary tree: Did haramiyids belong on the crown mammal branch, from which all modern mammals descend, suggesting that mammals began to diversify more than 210 million years ago in the Triassic?

These proteins are found on every branch of the evolutionary tree from yeast to humans, and they play crucial roles in controlling the delivery of molecular messages inside cells.

Megafauna like the mastodon, wooly rhinoceros, or the saber - toothed tiger lived on every continent until the Pleistocene epoch, about 125,000 years back, when the human branch of the evolutionary tree spread from Africa to other continents.