Practice problem
Maintain Internal Environment — Characteristics of Life
The human body maintains a relatively level of glucose (sugar, ) in the blood. These levels are regulated primarily by two hormones performing opposite jobs: insulin and glucagon. Problems with blood glucose homeostasis can lead to several issues, most notably diabetes.
The graph below shows blood glucose levels over the course of one day. Use it to answer the question that follows.
Based on the graph above, what is the optimum blood glucose level your body works to maintain?