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.
CVT is a user and environmentally friendly automatic type transmission. While the concept of a CVT transmission is as old as the motor car itself, it has taken Honda to re-engineer the idea to suit the demands of the 21st Century, including full grade logic electronic control with drive and sport modes.