Regarding genetic factors in schizophrenia, which of the following statements is false?

a. When one identical twin has schizophrenia, the other twin has a 45% to 50% chance of having the disorder. b. About 13% of people with a schizophrenic parent develop the disorder themselves.
c. The closer the genetic relationship a person shares with a schizophrenic individual, the greater the likelihood that the person will have or develop schizophrenia.
d. Investigators have identified a single gene that is responsible for creating a genetic predisposition for schizophrenia.
e. Heredity plays an important role in schizophrenia, but biological and environmental factors also play important roles.


d

Psychology

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Attributing low test scores to "ignorance" suggests

a. test performance might be improved by enriching the social environment. b. those who do not score well on tests are ignorant and cannot be helped. c. that differences between groups on IQ tests result from genetic factors. d. placement based on low test scores is justified.

Psychology

The second of Freud's stages of psychosexual development is called the:

A. anal stage B. oral stage C. genital stage D. undifferentiated stage

Psychology

Who wrote the book Principles of Physiological Psychology in 1874, establishing psychology as a new domain of science?

A) Helmholtz B) Wundt C) Flourens D) Titchener

Psychology

When attempting to resolve conflict, needs are always obvious.

Answer the following statement true (T) or false (F)

Psychology