A strain of mice engineered with a third copy of a critical chromosome 21 region produced___
a. less of two proteins that support neural survival
b. toxins that caused a buildup of neurofibrillary tangles
c. an abnormally high amount of dihydrotestosterone
d. symptoms that mimicked Korsakoff's syndrome
A
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Lauren is obsessed with the cleanliness of her room. According to the psychosexual stages of personality development, she is fixated at the _____
A) phallic stage B) anal stage C) oral stage D) genital stage
Language function is lateralized to the right hemisphere
A. in all right-handed people. B. in 96 percent of right-handed people. C. in a slight majority of right-handed people. D. only rarely in right-handed people.
The structures of the limbic system play an important role in __________ and __________.
A. heart rate; breathing B. breathing; decision making C. memory; emotion D. spatial tasks; sequential tasks
__________ is a method used to form groups of participants in an experiment, whereas
__________ is a control technique that ensures every member of a population of interest has an equal chance of being chosen for an experiment. A) Random assignment; counterbalancing B) Participant selection; balancing C) Random selection; random assignment D) Random assignment; random selection