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| Environmental Influences | 1 |
| Gender Differences | 1 |
| Genetics | 1 |
| Nature Nurture Controversy | 1 |
| Preschool Children | 1 |
| Sex Role | 1 |
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| Child Development | 1 |
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| Golombok, Susan E. | 1 |
| Hines, Melissa | 1 |
| Iervolino, Alessandra C. | 1 |
| Plomin, Robert | 1 |
| Rust, John | 1 |
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Direct linkIervolino, Alessandra C.; Hines, Melissa; Golombok, Susan E.; Rust, John; Plomin, Robert – Child Development, 2005
The genetic and environmental etiologies of sex-typed behavior were examined during the preschool years in a sample of 3,990 three- to four-year-old twin and nontwin sibling pairs. Results showed moderate genetic and significant shared environmental influence for boys and substantial genetic and moderate shared environmental influence for girls.…
Descriptors: Sex Role, Environmental Influences, Siblings, Twins
