28. When considering the interaction of heredity and environment, it is important for teachers to understand that
a. changing a child’s environment can have little effect on hereditary influences.
b. present educational viewpoints place most of their emphasis on the role of heredity.
c. present educational viewpoints ascribe to a medical model of exceptionalities.
d. changing the environmental conditions of early childhood can result in behavior changes.
29. Intelligence is strictly genetic and cannot be altered by environmental influences.
a. True
b. False
30. In most cases, the influence of an individual’s genetic makeup
a. guarantees a certain outcome (e.g., alcoholism).
b. directly determines the development of specific behaviors.
c. can only increase or decrease the probability of a certain outcome occurring.
d. overrides any environmental influences that may occur.
31. A reasonable estimate is that more than
categories of children with exceptionalities.
children in the United States can be classified among the