The autonomic nervous system has two divisions. The __________ subdivision deals with emergency response and the mobilization of energy, and the __________ subdivision monitors the routine operation of the body's internal functions and conserves and rest

Today the debate over whether intelligence is due to genetic or environmental factors does not focus so much on either/or, but rather _____

a) at what age the influence of the environment begins and ends. b) at what age the influence of genetics begins and ends. c) how much of each factor contributes to intelligence. d) what the nature of intelligence actually is.

In a laboratory, smokers are asked to "drive"

using a computerized driving simulator equipped with a stick shift and a gas pedal. The object is to maximize the distance covered by driving as fast as possible on a winding road while avoiding rear-end collisions. Some of the participants smoke a real cigarette immediately before climbing into the driver's seat. Others smoke a fake cigarette without nicotine. You are interested in comparing how many collisions the two groups have. In this study, the dependent variable is ________. a) the use of nicotine b) the use of a driving simulator c) the number of collisions d) the driving skills of each driver