Twin studies indicate that schizophrenia has a genetic component, with concordance rates for schizophrenia among identical twins at
a. 50 to 53%.
b. 25 to 50%.
c. 50 to 73%.
d. 10 to 24%.
a
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Posttraumatic stress disorder (ptsd) can occur among
What will be an ideal response?
Adenosine produces sleepiness by a. interacting with the suprachiasmatic nucleus
b. promoting the release of melatonin. c. inhibiting the activity of neurons releasing acetylcholine (ACh), serotonin, and norepinephrine. d. stimulating the activity of neurons releasing acetylcholine (ACh), serotonin, and norepinephrine.
The probability of correctly guessing a two digit number is _________
a. 0.1000 c. 0.2000 b. 0.0100 d. 0.5000
The physical change that takes place in the brain when new material is learned is called
A. a memory trace. B. neural transformation. C. proactive interference. D. preactive interference.