By the time you were just seven weeks old and only about an inch [2.5 cm] long, early forms of all 206 of your adult bones were in place, although they had not yet ossified, or turned into hard bone.
Kui loode on kõigest seitsme nädala vanune ning vaid kahe ja poole sentimeetri pikkune, on tal juba olemas täiskasvanu kõigi 206 luu alged, ehkki need pole veel luustunud.