Sentences with word «coevolve»

«People wouldn't have become who we are today,» she notes, «if we hadn't coevolved with dogs.»

Proponents of moving plants and animals threatened by rising temperatures to more hospitable locations are more concerned about the increasing rate of species extinction, while opponents are more worried about the integrity of coevolved ecosystems.

In a paper published October 18 in the journal Nature, a group of ecologists and evolutionary biologists from five universities has attempted to understand how species coevolve within large webs of mutualistic species.

Detecting coevolving amino acid sites using Bayesian mutational mapping Dimmic, M. W., M. J. Hubisz, C. D. Bustamante, and R. Nielsen.

Stories of exquisitely specialized pollination systems — such as those of yuccas, which are pollinated only by coevolved moth species — can give the impression that pollination is an exclusive, highly choreographed dance.

But as the different species of apes diverged from this ancestor, their gut bacteria also split into new strains, and coevolved in parallel (a process known as cospeciation) to adapt to differences in the diets, habitats, and diseases in the gastrointestinal tracts of their hosts, the team reports today in Science.

Detecting coevolving amino acid sites using Bayesian mutational mapping.

On the other hand, many species have peacefully coevolved with humans for hundreds of thousands of years to play essential roles in digestion and in bolstering the immune system.

And Darwin was explicit in proposing that the traits of the male and the preferences of the female coevolve with one another; that they mutually change with one another over time.

«Although beliefs in MHGs do coevolve with political complexity, [the] beliefs follow rather than drive political complexity,» the researchers say.

Human microbiomes and immune systems have similarly coevolved, the researchers note.

With their model, the researchers accurately reproduced the rapid evolutionary increase shown in the amount of sex with other individuals exhibited by nematode worms coevolving with a highly pathogenic bacterium.

«It's surprising that our gut microbes, which we could get from many sources in the environment, have actually been coevolving inside us for such a long time,» says project leader Howard Ochman, an evolutionary biologist at UT Austin.

By sifting through the sequence data, they were able to track enough coevolving amino acids to pin down the structures of 614 proteins, each one representing an entire family of proteins for which no structures exist.

By comparing the gene sequences of these shared proteins — say from yeast to bats to bonobos to humans — researchers might be able to spot coevolving snippets of DNA.

The South Hills crossbill coevolved for the past 6,000 years with the Rocky Mountain lodgepole pine.

«Ultimately, we'd love to know whether human culture and honeyguide traditions coevolve with one another across Africa,» she said.

They also found that CoV diversity correlated with bat diversity with high numbers of CoVs concentrated in areas where there are the most bat species, suggesting CoVs coevolved with or adapted to preferred families of bats.

Formally, the researchers unite game theory with evolutionary models in which both the tendency to cooperate and the state of the environment coevolve.

One unexpected and far - reaching consequence of the interaction between selection and the inherent dynamics of complex systems — whether they are single systems or coevolving systems — is that they are propelled toward the balanced state, the edge of chaos.

Modern assaults on the human microbiome may deprive some infants of coevolved microorganisms that shape their immune systems as well as lead to other developmental problems

«Gaining a better understanding of the evolution of disease and how vertebrate organisms and disease coevolve is very important,» says Hill.

«She strategically picked an organism to gain insight into early animal evolution and systematically studied it,» said Dianne Newman, a biologist at the California Institute of Technology in Pasadena, who studies how bacteria coevolve with their environment.

What has happened is that dogs and humans have coevolved over that period to become much closer.

And the future of litigation as we know it is at risk unless law and its practice coevolve with information.

«But it's possible that selfishness happened first, and over time, some of these species coevolved to become more mutualistic.»

The Botany of Desire: A Plant's - Eye View of the World, Michael Pollan (Random House) A gardener with a literary bent explores how four plants — the tulip, the apple, the potato, and marijuana — coevolved with humans.

In a new study published in The Quarterly Review of Biology, Dr. Karen Hardy and her team bring together archaeological, anthropological, genetic, physiological and anatomical data to argue that carbohydrate consumption, particularly in the form of starch, was critical for the accelerated expansion of the human brain over the last million years, and coevolved both with copy number variation of the salivary amylase genes and controlled fire use for cooking.

Although in many cases agricultural intensification appeared to coevolve with sociopolitical hierarchy, in other cases, these traits appeared independently of each other.

Recent discoveries concerning the microbiome have made me think that because we coevolved with this planet we can never really be healthy without it.

As Science and science age, knowledge and ignorance have coevolved, and the nature of the great questions sometimes changes.

We need a coevolving present as well.

If two species interact and coevolve with each other, then their coevolution, in turn, could indirectly affect the future evolution of other species within the web.

19 A virus called HTLV, which has coevolved with humans for thousands of years, is being used to uncover prehistoric migration patterns.

Those preferences could coevolve with male traits as opinion in a population changes, one feeding back on the other in a scientifically interesting way, the same way short skirts can come in and out of fashion even though they say nothing about the woman wearer.

«Understanding the coevolving web of life as a network: New study exploring how mutualistic species coevolve suggests rapid environmental change can destabilize networks of interacting species.»

The «old friends hypothesis» proposes that the human immune system can not learn to regulate itself without exposure to common pathogens like helminths that have coevolved with people and that modern hygienic practices deprive people of this necessary exposure, possibly explaining the relatively higher and more recent prevalence of immune diseases in industrialized countries like the U.S. Loke plans to continue researching helminthic therapy in people and in monkeys.

Researchers had assumed that because most monkey species infected with SIV don't get sick, the virus has been coevolving with the primates for millions of years, allowing the host and pathogen to peaceably coexist.

The fish «have had time to counterevolve, or coevolve, factors that allow them to negate the problems associated with poor blood glucose control, fatty livers and insulin resistance,» says Nicolas Rohner, who was a postdoctoral fellow in Tabin's laboratory and now leads his own group at the Stowers Institute for Medical Research.

Evolution would favor such tandem mutations, which would cause the amino acid partners to coevolve.

The trick to finding these coevolving pairs, Sander suggested, was to look at the gene sequence of a protein from not just a single organism, but many.

The researchers believe the red squirrels acquired defenses against predation, such as better tree - climbing skills, as they coevolved with the pine marten, giving them a leg up on their non-native competition.

Their data shows that fifty years of research describing how hummingbirds and floral nectar have coevolved will have to be reconsidered.

Soil - dwelling bacteria have been exposed to natural antibiotics — compounds frequently produced by competing microbes — for millions of years, often developing resistance mechanisms as they coevolved.

Given the relationship between spatial structure and the evolutionary stability of different secretion phenotypes, we might expect surface colonization and adhesion strategies to coevolve with the ability to produce extracellular public goods, as well as toxins.