News tagged with species

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

How metabolism and brain activity are linked

A new study by scientists at McGill University and the University of Zurich shows a direct link between metabolism in brain cells and their ability to signal information. The research may explain why the seizures of many ...

Jan 16, 2014
popularity 5 / 5 (4) | comments 0 | with audio podcast

Fresh faced: Looking younger for longer

Newcastle University researchers have identified an antioxidant Tiron, which offers total protection against some types of sun damage and may ultimately help our skin stay looking younger for longer.

Jan 10, 2014
popularity 4.6 / 5 (16) | comments 3 | with audio podcast

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.

This text uses material from Wikipedia licensed under CC BY-SA