A population of bacteria with an unlimited supply of nutrients will eventually show growth.
Competition, predators, herbivores, parasitism, and overcrowding are density-
limiting factors.
During early human history, the growth rate was low because the birthrate was high and the death rate was

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple