The concentration gradient for potassium tends to ____.
A. draw potassium into the cell
B. push chloride out of the cell
C. push sodium out of the cell
D. push potassium out of the cell
Answer: D
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Katie has a tumor that is disrupting her ability to maintain her body temperature. Near which of the following structures is Katie's tumor most likely to be located?
a. hypothalamus b. periaqueductal gray c. locus coeruleus d. raphe nuclei
The function of replication in research is to
A. better define independent and dependent variables. B. improve the research design. C. rule out coincidence. D. enhance the internal validity of the study.
The Renaissance began in ____
a. Florence c. Paris b. Rome d. Oxford
According to the text, an advantage of recording behavior sequences is that:
A. they are easier to record than single events. B. it is unnecessary to compute an interrater reliability score. C. you get a more complete picture of complex social behaviors than when you record single events. D. you need not worry about using multiple observers.