Article
Left-handedness in twins: genes or environment?
Cortex; a journal devoted to the study of the nervous system and behavior - 1 Sept 1996
Orlebeke J F, Knol D L, Koopmans J R, Boomsma D I, Bleker O P
Abstract excerpt
Twin family data can cast light on the longstanding problem about the influences of genes and environment on the etiology of left-handedness. Therefore, hand preference was assessed in 1700 adolescent twin pairs and their parents. Left-handedness (LH) appeared not significantly enhanced among twi...
Topics
- Adolescent
- Birth Order
- Female
- Functional Laterality
- Genotype
- Humans
- Male
- Pregnancy
- Prenatal Exposure Delayed Effects
- Risk Factors
- Social Environment
- Twins
- Twins, Dizygotic
- Twins, Monozygotic