Describe the structure of DNA. Who discovered this structure?
What will be an ideal response?
Answer: A good answer will include the following key points.
? In 1953, James Watson and Francis Crick determined that DNA has a helical structure made up of two strands, with the bases in the middle holding the strands together in pairs.
? There are four bases: adenine, thymine, cytosine, and guanine. These bases are identified by the letters A, T, C, and G and are arranged in a certain sequence.
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An industrial and organizational psychologist doing cross-cultural work finds that in Australia, the workers have the highest job satisfaction when they are rewarded for accomplishing more and better-quality work than their co-workers. Australia probably has a(n) ____ culture.?
a. ?individualist b. ?communist c. ?collectivist d. ?democratic
Which of the scenarios has an interaction effect?
A. Scenario A B. Scenario B C. Scenario A and C D. Scenarios B and C
______ refers partialing out the effect of one variable from the association between two others.
a. Statistical control b. Partial analysis c. Bivariate control d. Moderation analysis
The biggest difference between Vygotsky's approach to development and that of Piaget and the information-processing approach is that Vygotsky placed more emphasis on
A. the impact of culture B. stages of development C. thinking D. unconscious thoughts