Bacterial Colony — Quorum Sensing
Motility, chemotaxis, and collective behavior via autoinducer signaling
Colony Parameters
Population:
300
Motility speed:
1.5
QS threshold:
20
Nutrient diffusion:
0.3
Chemotaxis strength:
0.4
Reset Colony
Pause
Active (motile):
—
Sessile (biofilm):
—
Quorum reached:
No
Step:
0
Quorum sensing
: bacteria secrete autoinducers (AI). When local AI concentration exceeds threshold → cells switch to sessile biofilm mode (yellow).
Motile cells (green) perform run-and-tumble chemotaxis toward nutrient gradient. Biofilm cells (amber) form structured colonies.