Everyone always forms educated opinions. Please select the best answer from the choices provided

T

F

(broo i was suppose to be finished)

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?

Select the phrase that best describes "race."a. religiously distinct b. different species c. socially constructed d. factually accurate

How have people adapted physically to different environments? why do you think these differences developed?