Sheena and Tina are identical twins who developed from a single zygote and share identical DNA. Nevertheless, as they develop, differences in physical and psychological characteristics become evident. These differences are due to:
a. · each twin's unique genetic blueprint.
b. · epigenetic change.
c. · allele variation.
d. · genotypic change.
b. · epigenetic change.
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Piaget's belief that intellectual capacities undergo qualitative reorganizations at different periods of development is consistent with a(n) ________ theory of development
a. interaction c. stage b. constant d. individual levels
When Mari was 2, she would often get in trouble for hitting her older brother when she disagreed with him. Now that she is 5:
a. she will likely hide her behavior so she does not get caught. b. she will likely avoid behaviors that are morally disapproved of by her family. c. she will likely forget the consequences to her behavior and will have to deal with the consequences of punishment. d. she will continue to hit her brother because her aggressive behavior has not altered.
According to information processing theory, general cognitive development might occur, in part, because of which of the following?
a. capacity increase b. reward and punishment c. cultural influences d. participation in sports/outdoor activities
Julia, an 18-year old girl, sees many of her friends smoking. Research on risky behaviors? in teenagers suggest that Julia is likely to
A) ?report high perceived behavioral control for not smoking. B) ?report more behavioral willingness to engage in smoking. C) ?report having less favorable attitudes toward smoking. D) ?report having less willingness to engage in smoking.