boys go though puberty to produce sperm so you can reproduce to make babies. girls go though puberty to produce eggs so you can reproduce.
why do we go though puberty?
masterbating is normal for a teenager it releses the sexual preasure about 59% of boys and 49% of girls in the age of 15 to 18 have masterbated at least once.
Is masterbating bad for you?
why do girls have breast?
girls get boobs or breasts, breasts produce milk so the baby can get milk and calcium from th breast.