Posted by Michael Bradbury in
Biology,
New Species,
Podcast,
SciClips on 08 28th, 2007 |
No Comments
Photo courtesy of K. Knittel and A. Boetius
Life used to fit into two categories. Plant or animal. Then we got complicated. Now we have three domains for all life. Bacteria, eukaryotes (plants, people and everything in between) and archaea. Archaea looks like a bacteria but its DNA is different. Now...