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+.
1 On average, a standard dental cleaning is going to range anywhere from $70 to $175 for a basic cleaning that does not include x-rays. 2  A deep cleaning is an extensive cleaning that is more in depth than a regular cleaning. 3  This cleaning can cost upwards of $150 to $450 per quadrant. Some policies may completely cover the cleaning, while others may require to pay your deductible. 2  According to this City-Data.com forum thread, users had stated that they paid anywhere from $75 to as much as $300 for a cleaning. 3  The cost of a basic cleaning greatly varied by geographical location.