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The Endowment for Human Development
The Endowment for Human Development
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Right- and Left-Handedness


8 weeks

From The Biology of Prenatal Development.Buy Now

Script: À 8 semaines, 75 % des embryons accusent une dominance droitière. Le reste est également divisé entre la dominance gauchère et l'absence de préférence. Ceci est la première démonstration d'un comportement droitier ou gaucher.

All ages referenced to fertilization, not last menstrual period.
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Right- and Left-Handedness
Right- and Left-Handedness
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