George started hanging with the "slackers" because he shared their distaste for school. Since then, inspired by their example, he has stopped doing schoolwork altogether. This is an example of

The process by which similarly charged particles repel each other and are thus distributed throughout a medium is termed

A) diffusion. B) carrier-mediated transport. C) refraction. D) electrostatic pressure. E) diffraction.

How do parallel fibers in the cerebellum control the duration of a response?

A. By determining the number of Purkinje cells that fire in sequence B. By altering the velocity of action potentials from Purkinje cells C. By determining which one of all the available Purkinje cells becomes active D. By passing information back and forth between one Purkinje cell and another