Launch This Resource. In 1950, Erwin Chargaff published a paper stating that in the DNA of any given species, the ratio of adenine to thymine is equal, as is the ratio of cytosine to guanine. This became known as Chargaff's ratio, and it was an important clue for solving the structure of DNA. Downloads. Downloads.
The average annual overhead for a dental office (not including the dentistâs salary) is $350,000. The average clinician works 33 hours per week for 48 weeks, which is 1,600 hours per year. By taking the $525,000 average annual revenue and dividing it by 1,600 hours, we get $312 an hour to keep the office operating profitably.
Below is an overview of common dental procedures and the average costs of dental work without insurance or with insurance. 6 Common Procedures and How Much They Cost. Some common dental procedures include crowns, root canals, braces, teeth cleaning, wisdom tooth removal and cavity filling. Here are some average costs of these dental procedures with and without insurance, as reported by CostHelper. Procedure 1: Teeth Cleaning. 1  Cost with insurance: Completely covered (up to twice a year)  Cost without insurance: $127.