Features a black colonies are smooth edge haloes opaque circle adjacent to the colony, because the cells are able to produce lecithinase lecthin egg yolk to release more sludge occurred in a clear zone surrounding the colony.
Characteristic colonies with smooth rounded edges, black opaque haloes adjacent to the colony. Because the cells can produce lecithinase lecthin eggs to small grove was before Taa and a clear zone around the colony.
The colony of black round smooth edges are opaque haloes adjacent to the colony, because the cell can produce. Lecithinase to digest lecthin in egg red happened. Gun up and have clear zone around the colony