The body monitors fat stores by assessing levels of the hormone ____, which is produced and secreted by fat cells.?
a. ?insulin
b. ?glucocorticoid
c. ?calcitonin
d. ?leptin
ANSWER:
d
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A(n) ________________ is the stimulus that is present when a behavior is reinforced
Fill in the blank(s) with correct word
The dependent variable in an experiment is:
a. the aspect of the environment that is manipulated or changed by the researcher b. is held constant during the course of an experiment c. the behavior that is observed or measured d. an external, uncontrolled factor that changes during the course of the experiment
The placenta is like a
a. cargo vessel that collects and delivers supplies. b. sentinel who watches for danger. c. teacher who explains difficult concepts. d. manager who supervises a staff of workers.
Information that has been transferred out of sensory memory enters:
a. long-term. b. short-term. c. savings. d. either short-term or long-term depending on the level at which it is processed.