New discoveries have found exceptions to Mendel's basic laws, but none of Mendel's things have been proven to be flat-out wrong. Hail to the Father of Genetics ! The name is ma-ma-ma-ma-ma-Mendel.
Dental crowns should last on average from 10 to 20 years. Crowns are still subject to fracture and cavities, so it is important to take extra care in brushing and flossing around crowned teeth to prevent them from needing replacement too often.
My dentist has suggested veneers for my front teeth which are quite discolored. I don't want to be shortsighted or just get them for vanity. I really want to know how long they'll last? Dear Shannon, If your teeth are discolored, veneers are probably a good way to go.