Which one of the following terms best illustrates an operational definition?
a. punishment -- harsh or injurious treatment for an offense
b. learning -- acquiring knowledge or skill
c. thirst -- eighteen hours without access to water
d. anxiety -- state of being uneasy, apprehensive or, worried
c
Psychology
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The idea that the study of development involves several academic fields defines the ______ characteristic of development
multidisciplinary multicontextual plasticity multidirectional
Psychology
Glycine, which can exert effects at the NMDA receptor, is important because it ______.
A. produces symptoms of schizophrenia B. temporarily controls the positive but not the negative symptoms of schizophrenia C. temporarily controls the positive and negative symptoms of schizophrenia D. can block aversive learning at its source
Psychology