Sentences with phrase «for humans and chimpanzees»

High - quality Y - chromosome sequences are available for human and chimpanzee (and low - quality for gorilla).

Not exact matches

We saw, for example, that human chromosome 2 was a fusion of two ancestral chromosomes, chromosomes that are still separate in chimpanzees, and we can even see the useless remnants of teleomeres and centromeres from the ancestral chromosomes.

For example, in one of the better chapters, entitled «Human Justice and Animal Fairness», the reader is introduced to Maasai systems of gift - giving, game theory as applied to chimpanzee behaviour, canine sensitivity to fairness, rules of play among wolves and rats, before a brief detour into Martha Nussbaum's development of Rawlsian justice theory leads us to an extended discussion of Aquinas» understanding of justice as a virtue, acquired and infused.

For example, about 98.4 % of human DNA is identical to that of chimpanzees, about 97 % of human DNA is identical to that of gorillas, and slightly less again of human DNA is identical to the DNA of monkeys.

The only animals Rozin found during the course of his studies who exhibited true, laboratory - proven preference for chile, were two chimpanzees and a dog, all of which had strong relationships with humans.

But I'm not sure the comparison to «animals» is a fair one since animals do not wear clothes nor are human babies as instinctual and as self sufficient as most animal babies... (I've never heard of a mother chimpanzee holding her young over a bowl to pee; --RRB- but as long as our children are cared for in a loving manner we shouldn't judge too much other parenting techniques.

Human infants are born with a brain that is only a quarter of its adult volume (compared to 50 % for infant chimpanzees and gorillas) due to the constraints of a birth canal that has been modified to accommodate upright walking.

During his 2010 run for governor, he came under fire for comments he made about the attire at gay pride parades, and for a series of emails he had allegedly sent to friends and associates over the years — emails that included pictures of nude women, videos of horses copulating with humans and material that seemed to compare African - Americans to chimpanzees.

At the beginning stage of communication development, gesture was the primary mode of communication for human infant, baby chimpanzee and baby bonobo.

In a study published on Nov. 16, scientists discovered that human brains exhibit more plasticity, propensity to be modeled by the environment, than chimpanzee brains and that this may have accounted for part of human evolution.

«So while genetics determined human and chimpanzee brain size, it isn't as much of a factor for human cerebral organization as it is for chimpanzees.»

In contrast, the findings related to brain organization were different for chimpanzees and humans.

«There are many studies in humans, and at least one in chimpanzees, showing that from an immunological perspective, juveniles and children are really important for maintaining diseases in populations through play and things like that,» she said.

Producing a short list of strong candidates was in itself a feat, accomplished by applying the right filters to analysis of human and chimpanzee genomes, said co-author Gregory Wray, professor of biology and director of the Duke Center for Genomic and Computational Biology.

n. Umbrella term for the primate superfamily, Hominoidea: gibbons, great apes (gorillas, orangutans, and chimpanzees), and humans.

Scientists from the department of social neuroscience at the Max Planck Institute for Human Cognitive and Brain Sciences (MPI CBS) together with colleagues from the MPI for Evolutionary Anthropology (MPI EVA) explored the question at what age we develop the motivation to watch, from our perspective, a deserved punishment and if this feature also exists in our closest relatives — chimpanzees.

To test this hypothesis, an international team led by evolutionary biologist Philipp Khaitovich of the Shanghai Institutes for Biological Sciences in China and the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, set out to see how many brain - related genes implicated in schizophrenia underwent positive natural selection since humans and chimpanzees diverged from a common ancestor between 5 million and 7 million years ago.

The team repeatedly flashed either black or white squares for 200 milliseconds at a time on screens in front of six chimpanzees and 33 humans.

EASY RIDER Gut bacteria have been passed down from the ancestors of humans and African apes for millennia, evolving alongside their hosts, says a new study that looked at bacteria from gorillas, bonobos, chimpanzees and humans.

Adenovirus 5 has 50 or so known relatives that infect humans and so in principle could also be used as a basis for vaccines, as could one from a chimpanzee.

Additional support could come from the chimpanzee genome, which may allow researchers to clock when the genes for slow - twitch muscle fibers — crucial for running long distances and plentiful in people but not chimps — diverged in the common evolutionary history of humans and apes.

A professor of psychology and neuroscience at the University of Maryland, he has been engaged for more than a decade in a wide - ranging intellectual pursuit that has taken him from the play of young chimpanzees to the history of American sitcoms — all in search of a scientific understanding of that most unscientific of human customs: laughter.

For decades, researchers believed only primates — humans, chimpanzees and a few species of monkeys — could be infected by HAV.

Taking an evolutionary perspective, Falk and Hildebolt compare annual deaths from intercommunity violence («war») for 11 chimpanzee communities, 24 human nonstates, and 19 and 22 countries that fought, respectively, in WWI and WWII.

Making his case for Tommy in front of a five - judge panel and a packed courthouse, he contended that chimpanzees are so cognitively and genetically similar to humans that they deserve a fundamental right to bodily liberty.

Most researchers believe that humans shared a common ancestor with chimpanzees and bonobos between 5 million and 7 million years ago (for a different take, see ScienceNOW, 27 February).

Analysis of these bones has shown that the foot bones look much more like human bones than chimpanzee bones, except for two major areas: the toes of H. naledi's foot were more curved and their feet were generally flatter than seen in the average modern human.

For biomedical research involving chimpanzees, the IOM committee said that NIH should limit funding to studies for which there is no other suitable model available; that can not be performed ethically in humans; and without which important advancements will be significantly slowed or preventFor biomedical research involving chimpanzees, the IOM committee said that NIH should limit funding to studies for which there is no other suitable model available; that can not be performed ethically in humans; and without which important advancements will be significantly slowed or preventfor which there is no other suitable model available; that can not be performed ethically in humans; and without which important advancements will be significantly slowed or prevented.

But if the genes for handedness evolved with humans, why are so many chimpanzees left - handed and in such predictable numbers?

Looking to dogs for help in understanding human evolution is a relatively new idea, since scientists most often turn to close human relatives such as chimpanzees, bonobos and gorillas for answers to evolutionary questions.

«No one would assume a gene for ant fishing in the chimpanzee in the same way that no one would assume that some humans have a knife - and - fork gene and others a chopstick gene,» says de Waal.

For instance, human and chimpanzee diverged much later than human and orangutan.

The team found that ARHGAP11B was also present in Neanderthals and Denisovans, human cousins with similarly sized brains, but not in chimpanzees, with which we share 99 percent of our genome — further support for the idea that this gene could explain our unusually large human brains.

«Our new research supports early divergence: 10 million years ago for the human - gorilla split and 8 million years ago for our split from chimpanzees,» said Los Alamos National Laboratory geologist and senior team member Giday WoldeGabriel.

But a hand, or paw, rested lightly on the shoulder is a signal for attention that humans, chimpanzees and, perhaps, our distant ancestors would recognize.

Comparing three million letters of the chimpanzee genetic code with the human genome draft, Svante Pbo of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, and his colleagues found only a 1.3 percent difference between the two.

Now, the view of the ancient genome is so clear that Meyer and his colleagues were able to detect for the first time that Denisovans, like modern humans, had 23 pairs of chromosomes, rather than 24 pairs, as in chimpanzees.

For long - lived species such as humans, chimpanzees, whales and some birds, longer survival is associated with higher reproductive rates and a loss in fertility only at an extremely old age.

For a start, the degree to which we know stuff and know what others know is quite possibly what separates humans from everything else on the planet, from rocks to chimpanzees (see «Knowledge: Of chimps, curiosity and quantum mechanics «-RRB-.

Working in the lab of Salk's Fred Gage, the Vi and John Adler Chair for Research on Age - Related Neurodegenerative Disease, Narvaiza, Marchetto and their colleagues identified genes that are differentially expressed between iPSCs from humans and both chimpanzees and bonobos.

The researchers say that the apparent similarity between human children and young chimpanzees in the observed male bias in object manipulation, and manipulation during play in particular, may suggest that object play functions as motor skill practice for male - specific behaviours such as dominance displays, which sometimes involve the aimed throwing of objects, rather than purely to develop tool use skills.

Chimpanzees and Human Evolution systematically compares us with our closest living relatives, attempting to account for the evolution of both similarities and differences.

They found clear differences between humans, who have a unique ability for forceful precision gripping between thumb and fingers, and chimpanzees, who can not adopt human - like postures.

Koops added: «Given the close evolutionary relationship between chimpanzees, bonobos and humans, insights into species and sex differences in «preparation» for tool use between chimpanzees and bonobos can help us shed light on the functions of the highly debated gender differences among children.»

The antiquity of the stones means that chimpanzees have been cracking nuts since long before human farmers reached the region — one explanation for the ability of modern chimps to use hammer stones and anvils to open food.

A scan for positively selected genes in the genomes of humans and chimpanzees Nielsen, R., C. Bustamante, A. G. Clark, S. Glanowski et al. 2005.

A scan for positively selected genes in the genomes of humans and chimpanzees.

These genes might even be important for distinguishing humans from Neanderthals and our closest living relatives, chimpanzees, Walsh says.

For example, Hepatitis B and Hepatitis C can only infect humans and chimpanzees, and although this species barrier prevents us from being susceptible to every infection out there, the flipside is that finding treatments for human infections can be extremely difficuFor example, Hepatitis B and Hepatitis C can only infect humans and chimpanzees, and although this species barrier prevents us from being susceptible to every infection out there, the flipside is that finding treatments for human infections can be extremely difficufor human infections can be extremely difficult.

Process versus product in social learning: comparative diffusion tensor imaging of neural systems for action execution - observation matching in macaques, chimpanzees, and humans.