Tag: "handedness" at biology news
Yerkes researchers discover baisis for determining handedness in chimpanzees
...ional Primate Research Center of Emory University, handedness
is not associated with the language area of the br...ted scientific thought throughout history. Rather, handedness
is associated with the KNOB, the area of the brain known for controlling hand movements in primates ...
Chimpanzee brains are asymmetrical in key areas and their handedness reflects it
... terms of the relationships among brain asymmetry, handedness
and language, according to research undertaken at ...eld belief that the neurobiological substrates for handedness
are unique to humans." Just as in humans, neuroanatomy governs whether a chimp becomes a lefty or a...
Life detection instrument passes key test on road to Mars
...suring homochirality - a prevalence of one type of handedness
over another - would be absolute proof of life," said Mathies, professor of chemistry at UC Berkeley and Skelley's research advisor. "We've shown on Earth, in the most Mars-like environment available, that this instrument is a thousand times better a...
Lefties have the advantage in adversarial situations
...sons alike, has evaded explanation. Persistence of handedness
in snails is most often associated with a mating advantage. In this case, snails mate most effectively with snails whose shells coil in the same direction. The overwhelming majority of snail species are right-handed -- their shells coil clockwise. Di...
Left-right wiring determined by neural communication in the embryonic worm
...Rockefeller. "What is it that sets up this kind of handedness
in the brain"" Prior studies had shown that a gene involved in human migraine headaches (an asymmetrical affliction) was involved in this decision, but something was happening earlier that researchers had yet to figure out. Bargmann, who also is an...
News tips from the Journal of Neuroscience
...e nondominant left hemisphere. Thus, the switch in handedness
resulted in a reorganization of the executive motor system controlling even simple hand movements. However, higher-order sensorimotor areas were not affected by retraining. So is it better to fight than switch" The Benefits of Sleep in a Mouse M...