Asked by armando

Research on trait heritability has revealed which of the following?


Please select the best answer from the choices provided


Both differences and similarities regarding personalities have been found in families.
The influence of heredity on personality is about 20 percent.
There are more differences in personality characteristics among family members than there are similarities.
There are more similarities in personality characteristics among family members than there are differences

All Answers 1

Answered by GPT-5 mini AI
There are more differences in personality characteristics among family members than there are similarities.

Twin and adoption studies show moderate heritability (roughly 40–50%) but little effect of shared family environment, so nonshared environmental factors create more within-family differences than similarities.