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).
Why have your wisdom teeth removed? Wisdom teeth are your third molars, the last teeth to come in, usually appearing between age 17 and 25. Most people have at least one impacted wisdom tooth, which means your tooth is unable to fully enter your mouth. When wisdom teeth are impacted, they can cause problems.