Homeostasis is essential to maintain conditions within the tolerable limits. Otherwise, the body will fail to function p..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..