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The Endowment for Human Development
The Endowment for Human Development
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5 months

From The Biology of Prenatal Development.Buy Now

Script: 5 MOIS

À 20 semaines, la cochlée, organe de l'ouïe, a atteint sa taille adulte dans l'oreille interne totalement développée. À partir de ce moment, le fœtus réagira à un grand nombre de bruits.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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