Computational skills like addition and subtraction require which of the following?
A. Hypothetical reasoning
B. Class inclusion
C. Conservation of number
D. Formal operations
Answer: C
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The greater the number of Purkinje cells activated, the ____
a. less the collective duration of the response b. greater the collective duration of the response c. greater the strength of the response d. less the strength of the response
What is the name for the condition that causes an inability to focus clearly on far objects, which occurs because accommodation cannot make the lens thin enough?
A. presbyopia B. amblyopia C. macular degeneration D. myopia
The implicit personality theories that we hold about others are:
a. likely to make us think that others are warm b. the result of careful analysis of people's characteristics c. likely to make us think that others are cold d. the result of unstated assumptions about people's characteristics e. based on attributional biases
In 1947, Sidney Farber injected a two-year-old boy who had leukemia with various versions of an experimental drug that led to remission. By the next year he had treated 16 patients and had enough data for a publication
Parents were sometimes told about the drug trial, but often it was after the fact. Children were almost never informed or consulted. Authorities at Children's Hospital in Boston were infuriated at these clinical trials; they figured that because these children were on their deathbeds anyways, it would be better to "let them die in peace." Can clinical trials such as these be carried out with children today? Why or why not? What will be an ideal response?