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).
Wisdom Teeth: When Should They Come Out? Contrary to popular belief, not everyone has to have their wisdom teeth removed (or even gets them, for that matter). By the time you're about 13 years old, you should have 28 permanent, or adult, teeth. Your pearly whites may not have quite finished coming in, though; between the ages of 17 and 25, some people also have up to four more teeth making an appearance. They're so far back in the jaw that you may not have even realized it was happening until the dentist pointed it out. Known as wisdom teeth, or third molars, these teeth have the potential to cause serious issues, including pain, infection or damage to other teeth around them. If wisdom teeth are such troublemakers, then why do we have them in the first place?