Genetic drift. Genetic drift is the term used in population genetics to refer to the statistical drift over time of gene frequencies in a population due to random sampling effects in the formation of successive generations.
Dental Check-Ups - Common Dental Procedures. To find the best rates for dental checkups, patients usually get quotes from several dentists, asking for a comprehensive breakdown of the fees and the estimated total costs. The average cost for a routine check-up is around $58+.
There are various in-office teeth whitening options to choose from (Zoom whitening, Britesmile, Lumibrite, Opalescence, etc.), each of which ranges somewhat in price. Costs for in-office treatment may also depend on the dentist performing the treatment. That said, the national average cost of in-office teeth whitening is approximately $650. Teeth Whitening Costs and Insurance, and Maintaining Results. It is uncommon for teeth whitening to be covered by any sort of dental insurance policy.