Mutation is a change in DNA, the hereditary material of life. An organism's DNA affects how it looks, how it behaves, and its physiology  all aspects of its life. So a change in an organism's DNA can cause changes in all aspects of its life.
continuously variable transmission (CVT)=An automatic transmission that can change seamlessly through an infinite number of effective gear ratios between maximum and minimum values. Automatic transmission= Automatically change gear ratios as the vehicle moves, freeing the driver from having to shift gears manually.
As the name implies, our Duramaticâ¢ automatic transmission is tough. CVT (continuously variable transmission) technology responds to vehicle speed, engine RPM and load. The three main components are a primary clutch, secondary clutch (driven clutch) and belt. The primary clutch is always engaged, thus reducing belt wear.