In the first evolutionary study of the chromosome associated with being female, University of California, Berkeley, biologist Doris Bachtrog and her colleagues show that the history of the X chromosome is every bit as interesting as the much-studied, male-determining Y chromosome, and offers important clues to the origins and benefits of sexual reproduction. (…)
Entries from April 2009
The Story Of X: Evolution Of A Sex Chromosome
April 25th, 2009 · 1 Comment
Tags: General
Chinese Web Site on Fossils
April 25th, 2009 · 1 Comment
Just stumbled upon a Chinese web site called Fossil Web (化石网) focusing on fossils.
This web site is mainly in Chinese but it does have some english articles. (…)
Tags: General
Ancestor of T rex found in China
April 25th, 2009 · 1 Comment
Fossils found in China may give clues to the evolution of Tyrannosaurus rex. (…)
BABY MAMMOTH: PHOTO And Video
April 25th, 2009 · 1 Comment
Fecal residue and traces of prehistoric milk have been found in the digestive track of an almost perfectly preserved baby mammoth, according to a new analysis. (…)
‘Missing link’ fossil seal walked
April 25th, 2009 · 1 Comment
‘Missing link’ fossil seal walked
It may look like a cross between a seal and an otter; but an Arctic fossil could, scientists say, hold the secret of seal evolution in its feet. (…)
Tags: General