Biological complex akin like the cell exist primarily investigate by taking a look at the biophysical effects of its internal perform. Pathogens are sole that is evolving in ecology. In this paper germination of bacteria and its evaluation of supplanting can be research by Brownian motion which is developed by one dimensional wave equation. Brownian motion can influence the movement of bacteria themselves. While bacteria possess flagella or other appendages for directed movement Brownian motion can still affect their overall movement, causing them to move in a somewhat random or diffusive manner. Overall, Brownian motion plays a fundamental role in the micro scale dynamics of bacterial growth by facilitating nutrient dispersion and influencing bacterial movement within their environment.Growth is conferred employing by pixel profile software. Cluster pattern of bacteria forms complexity.