News tagged with species

Related topics: climate change , extinction , plants , biodiversity , plos one

Specific oxidation regulates cellular functions

For a long time, hydrogen peroxide has been considered as a dangerous metabolite that can damage cells through oxidation. This, however, is not its only role in the cell. Scientists from the German Cancer Research Center ...

Dec 18, 2014
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Dog's epigenome gives clues to human cancer

The bond between humans and dogs is strong and ancient. From being the protector of the first herds in a faithful pet, dogs and people share many aspects of life. The relationship between the two species ...

Oct 02, 2014
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Species

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.

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