News tagged with species
Related topics: climate change , extinction , plants , biodiversity , plos one
In biology, a species is:
There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
Researchers have pinpointed a catalytic trigger for the onset of Alzheimer's disease – when the fundamental structure of a protein molecule changes to cause a chain reaction that leads to the death of neurons ...
Alzheimer's disease & dementia 16 hours ago | 5 / 5 (3) | 0 |
(Medical Xpress)—Investigation by researchers from the University of Exeter and ETH Zurich has shed new light on a protein which is linked to a common neurological disorder called Charcot-Marie-Tooth disease.
Neuroscience May 16, 2013 | not rated yet | 0 |
A small University at Buffalo study has found for the first time that in Type 1 diabetics, insulin injections exert a strong anti-inflammatory effect at the cellular and molecular level, while even small amounts of glucose ...
Diabetes May 16, 2013 | not rated yet | 0