The Evolution of the Streptococci

Are There Bacteria Species?

It may very properly be asked whether the attempt to define distinct species, of a more or less permanent nature, such as we are accustomed to deal with amongst the higher plants and animals, is not altogether illusory amongst such lowly organised forms of life as the bacteria. No biologist nowadays believes in the…

Sep 6, 2011 1 1

• bacteria
• evolution
• species