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Marcus and J

Question 10

Multiple Choice

Marcus and J.J. grew up in the same neighborhood, which has a reputation for poverty and gang violence. Both of their fathers were violent alcoholics, and they experienced periodic homelessness. Marcus carries the low-MAOA gene, while J.J. carries the high-MAOA gene. Which statement about Marcus and J.J. is true?


A) Both boys are at equal risk for aggression and criminal behavior in adulthood.
B) Marcus is at greater risk for aggression and criminal behavior in adulthood than J.J.
C) J.J. is at greater risk for aggression and criminal behavior in adulthood that Marcus.
D) Neither boy is at-risk for aggression and criminal behavior in adulthood.

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