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+.
Costs: Laser whitening will run around $1,000; a bleaching application in a dentist's office costs about $500. If the dentist does an initial bleaching and then sends you home with a kit to use, expect to pay around $300. The costs of over-the-counter whitening kits can vary widely â from $30 to $300. Don't be snookered into the more expensive products, says Wolff.