What is the approximate rate of occurrence of males who have an extra Y chromosome, resulting in the configuration XYY?
a. Zero, because this disorder affects females only
b. One in 50 to 70
c. One in 700 to 1,000
d. One in 3
c
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Out of jealousy, we tend to attribute positive characteristics to our out-groups and negative characteristics to our in-groups
a. True b. False Indicate whether the statement is true or false
Tania suffers from schizophrenia, and hospital staff have observed that she has been purposelessly pacing back and forth and rubbing her hands together in a special pattern for several hours. Tania is exhibiting
a. paranoia. b. catatonic behavior. c. motor fluidity. d. dementia.
When an action potential reaches the end of an axon, the depolarization causes what ionic movement in the presynaptic cell?
A. Sodium out of the cell B. Lithium out of the cell C. Iron into the cell D. Calcium into the cell
Babies begin to love the game of "peekaboo" after they have attained object permanence
Indicate whether this statement is true or false.