1-63.The fact that a significant number of monozygotic twins share the same placenta,while no dizygotic twins do,suggests that
A) we may have overestimated the influence of genetics in schizophrenia.
B) being a monozygotic twin is a risk factor for schizophrenia.
C) genetic influences are even more important than previously thought.
D) monozygotic twins have a form of genetic schizophrenia while dizygotic twins have an environmentally caused form.
Correct Answer:
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Q42: 1-48.Lori just found out that she is
Q43: 1-51.Adoption studies are typically used
A)to establish the
Q44: 1-55.Studies of adopted children who were at
Q45: 1-50.Studies of the offspring of nonschizophrenic co-twins
Q46: 1-47.Studies of family concordance patterns for schizophrenia
Q48: 1-54.Communication deviance
A)may be an environmental risk factor
Q49: 1-61.Schizophrenia is best described as a
A)genetically influenced
Q50: 1-52.The Danish adoption studies have been criticized
Q51: 1-62.Studies of monochorionic and dichorionic twins
A)offer further
Q52: 1-44.In genetic studies,a "proband" or "index case"
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