__________ is to food in the digestive tract as __________ is to an empty digestive tract.
A. Glucagon; insulin
B. Glycogen; insulin
C. Insulin; glucagon
D. Insulin; glycogen
Answer: C
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Motivation that is driven by earning rewards and avoiding punishments is called ____ motivation
a. idiosyncratic b. intrinsic c. extrinsic d. egoistic
An experimenter compared the reaction times of participants to a red light and to a yellow light and found that reaction time was faster for the yellow light. However, it was also discovered that the yellow light was perceived by the participants as being brighter than the red light. In this experiment,
a. the color of the light is confounded with reaction time. b. the color of the light is confounded with the perceived intensity of the light. c. the red light is confounded with the yellow light. d. there are no confounds.
If a concordance rate for a disorder is found to be 60 percent in identical twins, what does this mean?
a. Genetics play little if any role in either twin's risk for the disorder b. The environment plays little if any role in either twin's risk for the disorder. c. The probability of both twins being diagnosed with the disorder is about 60 percent. d. If one twin is diagnosed with the disorder, the other twin has about a 60 percent chance of also being diagnosed with the disorder.
________ is the process by which one hemisphere of the brain comes to dominate the other
a. Myelination c. Differentiation b. Migration d. Lateralization