Curious Cat Science and Engineering Blog » Our Single-Celled Ancestors

December 19, 2005

Our Single-Celled Ancestors

choanoflagellates in water (photo by Melissa Mott)

Our Single-Celled Ancestors by David Pescovitz, ScienceMatters@Berkeley. Photo: propelled by their flagella, choanoflagellates move through water collecting bacteria on a collar of tentacles at the base of the cell body. (photo by Melissa Mott)

Six-hundred million years ago, a pivotal turning point in the history of life occurred. In the ancient sea, multicellular organisms evolved that are now recognized as the world’s first animals. But what was the biology of the single-celled organism that made the transition? And how did it become the common progenitor of all animals?

As always this issue of ScienceMatters@Berkeley includes excellent articles. Other articles from this issue: Extreme Biomaterials and Machines That Learn.

by curiouscat Tags: Life Science, Science, Students
Permalink to: Our Single-Celled Ancestors Trackback: http://engineering.curiouscatblog.net/2005/12/19/our-single-celled-ancestors/trackback/

M	T	W	T	F	S	S
« Nov				Jan »
			1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31

Leave a Reply

Internal Links

Author

Categories

Other

Search Blog

Web Search

Archives

Translate to