The chances that a sibling of a schizophrenic individual will also be schizophrenic are fairly high, about 8 in 100. This does not show that schizophrenia is inherited because __________.

A) if it were, the risk would be much closer to 100%
B) the level of risk is about the same in the general population
C) siblings usually grow up in the same environments
D) all of the above

Question

Ciaradh Twomey · Accepted Answer

Final Answer : C, Explanation :  The fact that siblings usually grow up in the same environments suggests that environmental factors could also play a role in the development of schizophrenia, and it is not solely inherited.

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