Presented is a short discussion of factors causing color changes in animals. Also described is an activity which may be used to demonstrate the response of amphibian skin to a melanophore stimulating hormone in high school or college biology classes. (PEB)

An enzyme exercise to address the problem of students inability to visualize chemical reaction at the molecular level is described. This exercise is designed as a dry lab exercise but can be modified into a classroom activity then can be augmented by a wet lab procedure, thereby providing students with a practical exposure to enzyme function.

Ball State University has developed a diverse offering of courses available by interactive television as one way to increase access to higher education and provide lifelong learning opportunities. Explains how to develop a general studies biology course for interactive television. Topics include course formats, course design, copyright issues, the…