Democratic groups are more productive than authoritarian led groups, but they are more prone to aggression.

The notion that DNA regulates the aging process is referred to as the

cellular accident. error catastrophe. genetic clock. free-radical hypothesis.

The individual in the opening chapter vignette lost virtually all motor control because the control of our muscles and hence our limbs and bodies is heavily influenced by and has to be integrated with our ___

a. proprioception sense b. vestibular sense c. skin senses d. visceral sense