国产人人色I色婷婷综合久久中文字幕雪峰I奇米色777欧美一区二区I久热久热aV爽青青在线I国产av喷水I国产伦精品一区二区三区免.费I高潮av在线Iww欧美一级I91天天看I黄a在线91I九一无码中文字幕久久无码色…I丰满国产精品视频二区

WORLD> Global General
Mammoth task: Scientists map DNA of ancient beast
(Agencies)
Updated: 2008-11-20 10:08

 


This undated handout provided by ExhibitEase LLC shows a 3D computer generated Image of woolly mammoth emerging from ice block. A DNA molecule extending from hair symbolizes the fact that genetic analysis can be carried out from long extinct species. (AP Photo/ExhibitEase LLC, Steven W. Marcus) artist redering provided by the Mammoth Genome Project, Penn State University shows the unraveling of the genetic code of an extinct animal, the ice age's wooly mammoth. [Agencies]