Which personality feature, commonly associated with antisocial behavior, shows high hereditability and little environmental influence?

Question

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Callous-unemotional traits, such as lack of empathy, guilt, and remorse, have shown to have high heritability and little environmental influence in multiple twin and adoption studies. This suggests that there may be a genetic component to the development of antisocial behavior through these traits.

Which Personality Feature, Commonly Associated with Antisocial Behavior, Shows High