Both cells have same functions. The galvanic cell consist of two different metals connected by salt bridge. It is also known as electrochemical cell. It should not be confused with electrolytic cell. Voltaic cell also consist of two separate compartments.
But very oftenly, you get them from age 17-21. So yeah it depends if you already have your 12 yearold molars, I will edit if you say something! But here is ome more info on wisdom teeth! Wisdom Teeth get their name because they usually arrive about the time of adulthood (17-21 years of age).
With age comes wisdom. Specifically, wisdom teeth. Your mouth goes through many changes in your lifetime. One major dental milestone that usually takes place between the ages of 17 and 21 is the appearance of your third molars. Historically, these teeth have been called wisdom teeth because they come through at a more mature age.