Which of the following statements about free radicals is true?
Their association with the aging process is a myth.
Antioxidants have little effect on the damage that can be caused by free
radicals.
Oxygen free radicals scramble DNA and produce errors in cell maintenance.
All of the answers are correct.
Oxygen free radicals scramble DNA and produce errors in cell maintenance.
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Which of these effects has been demonstrated for subliminal perception? a. Subliminal message recordings help people improve their self-esteem
b. Subliminal message recordings help people quit a bad habit. c. People feel an urge to buy a product after seeing a subliminal advertisement. d. People slightly imitate facial expressions that they saw subliminally.
Adam is driving past the scene of an automobile accident. He sees that there are a lot of other people around, so he doesn't feel that he needs to stop. This is an example of the ____ theory.
A. attribution B. catharsis C. diffusion of responsibility D. groupthink
Earl can't figure out how to work his new calculator, so Julienne shows him the steps he needs to follow to work through the problems. Based on what is known about learning, you should conclude that Earl improved his calculator skills through the process known as:
a. classical conditioning b. operant conditioning c. vicarious observation d. observational learning
Jonathan is suffering from Charles Bonnet syndrome. He tells his daughter that he wishes that he would stop seeing these "imaginary" animals in his house. Jonathan is experiencing
a. stroboscopic movement. b. illusions. c. sane hallucinations. d. delusions.