[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to describe feedback mechanisms that regulate hormone secretion.

Study the process of by which humans respond to their environment to reach equilibrium in this tutorial. Learn that feedback mechanisms trigger living things to respond to their environment.

[Free Registration/Login may be required to access all resource tools.] Describes how feedback mechanisms regulate hormone secretion.

Provides an easy to understand overview of the Biochemical processes, disease, and feedback mechanisms of homeostasis.

Try one of eleven challenges which present learners with an animated motion of a car. After viewing the motion, match it to the correct description. Feedback is immediate and multiple attempts to get the description correct are allowed.

Students dig into authentic Arctic climate data to unravel some causes and effects related to the seasonal melting of the snowpack. In particular, students learn about albedo and its relationship to snowmelt. This concept applied to...

Choose adaptation features that will help a caterpillar to survive when predators are nearby. Students enter their reasons for choosing the characteristics they did, and receive feedback.

An online, college-level textbook about homeostasis. Find out what it is, and how this function allows us to stay alive.