Summaries of a few interesting papers

This is a list of summaries of interesting papers we may review in discussion sessions in this class:

• Fossil evidence for past life on Mars?
• Molecular phylogenetic analysis of Bacillus symbionts of bees fossilized 23-40 million years ago in amber.
• Different bacteria in different temperature zones of Japanese hot springs.
• The deep sea scaly snail and it's symbionts (1Mbyte PDF) (the paper, a 1Mbyte PDF)
  
• Recoding in Archaea - the 21st and 22nd amino acids