Yeast

The Gates of Immortality Did biology evolve a way to protect offspring from the ravages of aging by creating a physical barrier that separates the parent from its young?

Read more: The Gates of Immortality - The Scientist - Magazine of the Life Sciences http://www.the-scientist.com/2010/10/1/38/1/#ixzz13T0jznhA

http://www.the-scientist.com/2010/10/1/38/1/

http://en.wikipedia.org/wiki/Yeast

Sven Bulterijs Extrachromosomal rRNA circles have been found in every human cell type tested! This contradicts with the old believe that these circles were a private aging mechanism only occurring in yeast.

Cohen et al. Extrachromosomal circles of sa... See More

Sven Bulterijs Typo: rDNA and not rRNA