The beginning of the biological development and growth during adolescence is the means of access to the young, which is a physical change from childhood to adult.
The beginning of the growth and development during adolescence is a biological means of entering a young age, which will change the physical from childhood to adulthood.
At the beginning of the biological growth and development during adolescence is the meaning of การเข้าสู่วัยหนุ่มสาว which will change the physical from childhood to adult.