| Energy uptake | Maximum assimilated glucose | Glucose per time unit | Maximum quantity of glucose particles that a single microorganism can uptake |
| Glucose energy value | Energy units | Single microorganism quantity energy level increased by assimilated glucose unit | |
| Respired proportion | Proportion | Energy loss in the process of respiration | |
| Reproduction | Energy to divide | Energy units | Internal single microorganism energy level required for cell division |
| Mortality | Contribution to cellulose | Particles | Quantity of particles that return to organic matter after microorganism death |