What is beta amyloid?
a) a protein found in Alzheimer's plaques
b) a vitamin whose deficiency causes pellagra
c) an experimental drug for Parkinson's disease
d) a messenger chemical produced by cholinergic cells
a
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Several years ago, a major ketchup manufacturer experimented with selling ketchup in different colors, including green, purple, and others. The idea was that kids would be excited by different colors, even though extensive blind taste tests indicated that the flavors of the different products were identical. The product failed and was discontinued after only a few years. Children just did not
seem to be able to accept that it was still ketchup even though it was not red. This sort of reliance on the appearance of an object is most typical of ____ children. a. sensorimotor b. preoperational c. concrete operational d. formal operational
The method of systematic experimental introspection was developed by Wundt.?
a. True b. False
In within-subjects designs:
a. each individual receives all levels of the independent variable. b. each individual contributes more than one measure of the dependent variable. c. different levels of the independent variable are given to the same group of research participants. d. all of these
In summary, research on recovered memories ______
a. indicates they are usually detailed and highly accurate b. indicates they are usually vague and unreliable c. has found that they are usually the creations of overzealous therapists and other external sources d. has been unable to find a reliable way, thus far, of separating real memories from false ones