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.
Richard J. Solove Research Institute. A tunneled Central Venous Catheter (CVC) is a special type of. intravenous (IV) line that is placed into a large vein in your chest. A long, thin, ï¬ exible tube called a catheter is tunneled under your skin and then. placed into the vein. You may hear this type of line called a Central line, GroshongÂ®, HickmanÂ® or an Apheresis Catheter. A tunneled CVC can be used over a long period of time. It may stay in. place as long as you need it and it is working well.