Trisomy 21 is another name for a common form of
a. Down syndrome.
b. Duchenne's muscular dystrophy.
c. hemophilia.
d. Tay-Sachs disease.
a
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Research has found that the more hours an adolescent works at a part time job during the school year, the more positive outcomes they can expect to receive
a. True b. False Indicate whether the statement is true or false
Lashley found that a deep cut in a rat's cerebral cortex completely eliminated the effects of learning under what circumstances, if any?
a. if the cut was made after the learning b. if the learned task was simple c. if the learned task was complex d. under none of the circumstances he studied
Suzanne randomly checks up on her employees several times throughout the day to praise them if they are working hard. None of the employees know when Suzanne will be checking up on them. Suzanne is using a ____ schedule of reinforcement
a. fixed-interval c. variable-interval b. fixed-ratio d. variable-ratio
Which of the following serves as a prelinguistic form of communication and predicts children's subsequent language development?
a. pointing c. imitation b. babbling d. listening