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.
The Temp Tooth is an intriguing new dental product that allows a person who is missing one or more teeth to build temporary replacement teeth right from their own home. It is a temporary fix and classed as a cosmetic product. So does the newly formed tooth look good and how long will it last?