Scientists trying to make artificial life forms in the lab may have more work ahead of them than they thought.

The simplest life forms could require twice as many genes to survive than was previously believed, a research team claims in the journal Nature.

The "minimal genome" is the least number of genes an organism needs to survive in its environment.

For more:
http://news.bbc.co.uk/1/hi/sci/tech/4857868.stm

DA Morgan