You would likely consider bacteria to be the pinnacle of creation and the rest of the planet's organisms to be evolutionary rejects. On the other hand, if you were a tree-thinking bacterium ...

Home to over 500 different bacteria, the human mouth turns out ... competitive habitat of the dental plaque may have driven the evolution of this way of growing,” Chimileski concludes, in ...

How has this happened? By a combination of Darwinian natural selection (hit a population of bacteria with an antibiotic, and the fittest will survive) and an evolutionary mechanism discovered much ...

The evolution of the bacteria is an example of natural selection. Evolutionary trees are diagrams that show how different species have evolved from a common ancestor - an organism that lived ...

Instead, researchers are interested in the hundreds of tiny fruit flies living on the trees and the even tinier bacteria living inside the insects ... s digestive tract help shape their host’s ...

Versions of these defense proteins are also present in bacteria ... a kind of family tree, or phylogeny, of these sister amino acid sequences and structures that showed evolutionary relationships.

Researchers built this behemoth to watch evolution in both time and space—and as they report today (September 8) in Science, MEGA has revealed that the fittest antibiotic-resistant bacteria may not ...