Hubel and Wiesel identified neurons in the visual cortex that responded to lines at a particular orientation. These cells are called _______________

When a study has high ecological validity,

a. people tend to receive similar scores on two different versions of a relevant test. b. people typically make more errors than if the test is low in ecological validity. c. at least two researchers recorded the answers supplied by the participants. d. the setting for the study is similar to a setting found in the real world.

In regard to sleep, many adolescents develop

A) a delayed phase preference. B) an interrupted phrase preference. C) a partial phase preference. D) an accelerated phase preference.