As much as ______ of cancers may be preventable.
A. 55%
B. 65%
C. 75%
D. 85%
D. 85%
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Based on early research by Norman Triplett, we should expect that children who work on math problems alone will ____ than children who work on math problems side by side with their classmates
a. work more slowly b. work more quickly c. second-guess themselves less d. second-guess themselves more
Which is probably the most significant biological system related to growth?
a. the endocrine system c. the nervous system b. the skeletal system d. the lymphoid system
The ________ controls the satisfaction of the id's drives in the external world
a. superego b. ego c. archetype d. animus
What is the relationship of high levels of motor activity and frequent crying at 4 months of age to laterdevelopment?
A. There is no relationship to later behavior. B. These babies become high exploring, curious toddlers. C. These babies show greater fearfulness and shyness at later ages. D. These babies have fewer behavior problems than the quiet, less active infants.