Which subgroup of proteobacteria contains many species that are predators of other bacteria?

Ithink the dna sequences may vary but the amino acid sequences are identical. 

Not only is it the purchase of about 40% of america, it also grounds to on-go our advancement as a civilization.

Well,what i learned was that unlike many other  endothermic  reactions,  photosynthesis  does not absorb energy as heat. instead, during plants absorb energy from sunlight to turn carbon dioxide and water into oxygen and glucose, which is a type of sugar molecule. the energy is stored in the glucose molecules, ready to be used when needed.