Epigenetic writers:
A) can turn genes on but not turn them off.
B) can turn genes on or off.
C) add a methyl group to DNA.
D) chemically modify the histones that are involved in packaging DNA.
C) add a methyl group to DNA.
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Analyses of more than 40 years of research indicate that children who watch more violence in the media, as opposed to children who do not, display _____ levels of aggression and violent behavior
a. about the same c. more b. less d. insignificant
Most ulcers are caused by stress
Indicate whether this statement is true or false.
During a train ride, a mysterious personality theorist approaches you and says, "According to my theory, people choose to be in environments that are in line with various personal factors. Then their behaviors will impact both of these factors." As an astute detective, you quickly realize this statement is part of
A. Rogers's self theory. B. Bandura's reciprocal determinism. C. Mischel's cognitive-affective theory. D. Allport's trait theory.
Thorndike's law of exercise stated that:?
a. ?no pain, no gain b. ?the strength of an association is based on how often the association is practiced c. ?the mind could not be healthy if the body was not healthy d. ?all mammals learned according to the same principles