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.
Pada usia tujuh minggu ketika panjang tubuh Saudara baru kira - kira 2,5 sentimeter, bentuk awal ke - 206 tulang dewasa Saudara semuanya sudah berada pada tempatnya, meskipun belum berosifikasi, atau berubah menjadi tulang keras.