Nope, Humans Aren t Evolving a New Artery evolutionnews.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from evolutionnews.org Daily Mail and Mail on Sunday newspapers.
In biology, getting rid of stuff can be just as important as making it. A buildup of cells, proteins, or other molecules that are no longer needed can cause problems, so living things have evolved several ways to clean house.
Certain childhood tumors have an extreme need for amino acids. Scientists at the Hopp Children's Cancer Center Heidelberg (KiTZ), the German Cancer Research Center (DKFZ), the University of Heidelberg, and HI-STEM gGmbH have now discovered the molecular mechanisms underlying this and how the cancer cells could be turned off.
The spinal column is the central supporting structure of the skeleton in all vertebrates. Not only does it provide a place for muscles to attach, it also protects the spinal cord and nerve roots. Defects in its development are known to cause rare hereditary diseases.